Teams Google Chat BridgeReal-Time Bidirectional Messaging Between Microsoft Teams and Google Chat
Kumar Makala · Founder & CEO, SyncRivo
Kumar Makala leads platform engineering and technical content at SyncRivo, focused on enterprise messaging interoperability, messaging bridge architecture, and cross-platform integration patterns across Slack, Microsoft Teams, Google Chat, Zoom Team Chat, and Cisco Webex. LinkedIn
Updated · 14 min read
Many enterprises run Microsoft 365 and Google Workspace simultaneously — Finance and Legal on Teams, Marketing and Product on Google Chat. A Teams Google Chat bridge connects both platforms so users communicate in their own tool without migration, guest accounts, or manual workarounds.
This guide covers everything: what a Teams Google Chat bridge is, how the enterprise options (NextPlane and Mio) compare, how the bridge works at the API level, what syncs, how all solutions compare, and how to set one up.
What Is a Teams Google Chat Bridge?
A Teams Google Chat bridge is software that routes messages bidirectionally between Microsoft Teams channels and Google Chat Spaces in real time. Users on Teams see messages from Google Chat in their Teams client; users on Google Chat see messages from Teams in their Space. Neither side needs to install anything, create an account on the other platform, or change how they work.
Microsoft Teams and Google Chat have no native messaging interoperability. A Teams user cannot send a message that lands in a Google Chat Space — they operate on completely separate APIs and identity systems (Microsoft Graph / Azure AD vs. Google Chat API / Google Workspace OAuth2). The bridge sits between the two platforms, maintaining a persistent connection to each, and handles the real-time translation and routing of messages.
NextPlane OpenHub — What You Need to Know
NextPlane OpenHub is an enterprise federation platform focused on Microsoft Teams federation. Evaluate its current platform coverage, licensing, and pricing on the vendor's site.
SyncRivo covers all 5 platforms (Slack, Teams, Google Chat, Webex, Zoom) in any-to-any topology, is a single Enterprise plan with custom pricing, and starts with a demo and a guided pilot on your own channels.
How a Teams Google Chat Bridge Works (Technical Architecture)
A production Teams Google Chat bridge operates in three stages. Understanding this architecture helps evaluate whether a bridge solution will meet enterprise reliability and latency requirements — and explains why the Google Chat Spaces membership requirement is a unique setup step.
Ingestion — receiving events from both platforms
For Microsoft Teams, the bridge registers a change notification subscription via Microsoft Graph API (resource: /teams/{teamId}/channels/{channelId}/messages) using Azure AD admin consent. When a user sends a message in a mapped Teams channel, Graph API delivers the ChannelMessage event to the bridge endpoint in milliseconds — push-based, no polling. For Google Chat, the bridge uses a service account with the chat.messages scope. The service account must be added as a member of each Google Chat Space — this Space membership is a Google Chat API requirement unique to this platform. Once a member, the service account receives message events via Google Chat API webhooks.
Normalization — translating between platform formats
Teams and Google Chat use completely different message formats. Teams uses Adaptive Cards and HTML (bold: <strong>text</strong>, mentions: <at id="0">Name</at>). Google Chat uses plain text with markdown conventions (bold: *text*, mentions: <users/userId>). The bridge maintains a canonical internal format representing all content types both platforms support. During normalization: Teams HTML is converted to Google Chat asterisk-bold convention; Teams @mentions (MRI format) are resolved to Google Chat user IDs via M365 UPN ↔ Google Account email matching; file attachments are re-hosted via the bridge CDN so both platforms can access them. Google Drive links are passed as plain links — embedded previews are not available in Teams context.
Delivery — posting to the destination platform
The normalized message is posted to the destination channel using the platform's write API. For Google Chat: POST to spaces/{spaceName}/messages via the Google Chat API, using the bridge service account's OAuth2 credentials. For Teams: POST to /teams/{teamId}/channels/{channelId}/messages via Microsoft Graph API, using the bridge service account's delegated access token. The bridge resolves the identity mapping between the M365 UPN and Google Workspace account so messages can show the original sender's name and avatar. With SyncRivo, Teams native sender attribution applies only to users who connected their account and never in channels, and messages typically arrive within seconds.
Why Organizations Need a Teams Google Chat Bridge
Dual-suite environments running both Microsoft 365 and Google Workspace are more common than they appear. Four patterns drive the majority of Teams Google Chat bridge deployments:
Dual-suite enterprises — GWS and M365 by department
Many large enterprises run Google Workspace for some departments (Marketing, HR, Product) and Microsoft 365 for others (Finance, Legal, Operations). Teams and Google Chat users cannot message each other natively. A bridge connects both without requiring any department to change platforms — preserving existing ChatOps integrations, workflows, and user habits on each side.
M&A — GWS startup acquired by M365 enterprise
A Google Workspace-native startup acquired by a Microsoft 365-heavy enterprise needs Day-1 communication before any suite consolidation decision is made. A bridge enables immediate collaboration without disrupting either organization. Most post-M&A bridge deployments run 12–24 months as the business integration stabilizes and a platform decision is deferred.
Customer and partner collaboration across suites
Your company runs Microsoft Teams. Your largest enterprise customer runs Google Workspace and Google Chat. Creating guest accounts on either platform requires the external party to maintain two active accounts and switch apps. A bridge maps a Teams channel directly to a Google Chat Space — communication flows naturally through each side's existing channels, with no new accounts required.
Platform evaluation — piloting GWS vs. M365
Organizations testing whether to consolidate on Google Workspace or Microsoft 365 want both platforms connected during the evaluation period. Teams that have migrated to GWS remain connected to teams still on M365. The bridge is shut down when the migration completes — or left running indefinitely if the pilot reveals that forced consolidation will harm productivity.
What Syncs Across a Teams Google Chat Bridge
Not everything that exists in one platform maps to the other. The table below covers all content types and whether they can be bridged — based on what the Microsoft Graph API and Google Chat API expose. Note the Google-specific limitations around Meet links and Drive previews.
| Content type | Syncs? | Notes |
|---|---|---|
| Text messages | Full Unicode, all languages, all lengths | |
| Threaded replies | Thread context preserved; reply appears nested in destination | |
| @mentions | Real mentions when the person is in the synced directory (M365 UPN ↔ Google Account email matching); otherwise plain text | |
| Emoji reactions | Mapped to nearest equivalent (limited on Teams; some custom emoji fall back to text) | |
| File attachments | Images, PDFs, Office docs up to platform limits | |
| Formatted text (bold/italic/code) | Translated between Teams HTML and Google Chat plain text with asterisks for bold | |
| Edited messages | Edit events propagated to destination | |
| Deleted messages | Delete events propagated; message retracted in destination Space/channel | |
| Teams tabs, wikis, Planner | UI-layer elements — not message content | |
| Google Meet links | Non-functional across bridge — recipient cannot join a Meet from Teams context | |
| Google Drive previews | Link only, no embedded preview in Teams; Teams users must click through to Drive | |
| Teams Workflow automations | Automation layer is platform-specific | |
| DMs and private chats | Existing DMs are not mirrored; cross-platform DMs and group DMs (up to 5 people) can be created with in-chat commands |
All Teams Google Chat Bridge Solutions Compared (2026)
Every major option for bridging Teams and Google Chat — from enterprise federation platforms like NextPlane to automation tools and native workarounds — compared across the dimensions that matter for enterprise deployments.
| Solution | Type | Latency | Bidirectional | Threads | Identity | Platforms | HIPAA | Self-serve |
|---|---|---|---|---|---|---|---|---|
| SyncRivo | Real-time bridge | Real time (seconds) | Yes | Yes | Name + avatar (Teams: connected users, not channels) | 5 | BAA (Enterprise) | No |
| NextPlane OpenHub | Enterprise federation | Check vendor | Yes | Check vendor | Check vendor | Check vendor | Check vendor | Check vendor |
| Mio | Interoperability vendor | Check vendor | Yes | Check vendor | Check vendor | Check vendor | Check vendor | Check vendor |
| Zapier | Polling automation | 1–15 min | Complex | No | Bot only | Any | Check vendor | Yes |
| Make | Polling automation | 1–15 min | Complex | No | Bot only | Any | Check vendor | Yes |
| n8n | Workflow automation | 1–15 min | No | No | Bot only | Any | Check vendor | Yes |
| Guest Accounts | Native feature | Native | Yes | Yes | Full | 1 | If configured | Yes |
| Manual | No tooling | Hours | No | No | N/A | N/A | No | Yes |
SyncRivo — Covers all 5 messaging systems (Slack, Teams, Google Chat, Webex, Zoom) in real time, with custom Enterprise pricing and a BAA for Enterprise customers.
NextPlane OpenHub — Enterprise federation platform focused on Microsoft Teams federation. Check the vendor's site for current platform coverage, licensing, and pricing.
Zapier / Make / n8n — Not suitable for real-time messaging interoperability. 1–15 minute polling delays and no thread-level sync make them a workaround, not a bridge.
Types of Teams Google Chat Bridge Architecture
Not all Teams Google Chat bridges are built the same way. The three architectural patterns differ significantly in latency, reliability, and enterprise suitability.
Real-time webhook bridge (recommended)
Both platforms push events to the bridge via Graph API subscriptions (Teams) and Google Chat API webhooks (Google Chat). The bridge processes and delivers to the other platform in milliseconds. No polling. No delay. The bridge service account must be a member of each Google Chat Space.
Hub-routing bridge
Messages are routed through a shared intermediary platform. Both Teams and Google Chat connect to the hub; the hub relays messages between them. Requires both organizations to have relationships with the hub platform.
Polling-based automation
A scheduled job (Zap, Make scenario, n8n workflow) checks for new messages in Teams or Google Chat on a fixed interval and forwards them to the other side. No persistent connection. Delays determined by polling frequency. Most implementations are one-directional.
How to Set Up a Teams Google Chat Bridge
The following steps describe the SyncRivo setup process. For the complete step-by-step guide including prerequisites, Google Workspace admin configuration, and troubleshooting, see How to Bridge Teams & Google Chat →
Authorize Microsoft Teams
Click "Add Platform" → Microsoft Teams in the SyncRivo dashboard. Sign in with a Teams Admin or Global Admin account in Azure AD. Grant tenant-wide admin consent for Graph API permissions: ChannelMessage.Send and ChannelMessage.Read.All.
Authorize Google Chat
Click "Add Platform" → Google Chat. A Google Workspace administrator authorizes the SyncRivo OAuth2 app with the chat.messages scope. The bridge service account is then added as a member to each Google Chat Space you want to bridge — a Google Chat-specific requirement.
Map channels to Spaces and go live
Select which Teams channels bridge to which Google Chat Spaces. Set sync direction (bidirectional is recommended). Click Activate. Messages flow in real time, typically within seconds, with threads, @mentions, reactions, and files preserved. Google Meet links and Drive embedded previews are passed as plain links.
Enterprise Security Requirements for a Teams Google Chat Bridge
A Teams Google Chat bridge sits between two critical enterprise communication platforms. Security teams typically require the following before approving a bridge deployment — especially in dual-suite environments where both Microsoft and Google compliance postures must be maintained.
SOC 2 Type II certification
The bridge processes all messages between your two primary communication platforms. It must pass the same compliance bar as your core infrastructure. SOC 2 Type II (not Type I) requires continuous controls monitoring — ask vendors for the full audit report, not just a badge. Both Microsoft and Google enterprise agreements typically require downstream vendors to hold SOC 2 Type II.
OAuth2 with least-privilege scopes
For Microsoft Teams, the bridge should request only the Graph API scopes it uses: ChannelMessage.Send and ChannelMessage.Read.All. For Google Chat, the bridge service account should hold only the chat.messages scope — not admin-level Google Workspace permissions. Any scope beyond this is a red flag. Each connection should use an independent token — not a shared service account across tenants.
Minimal data at rest
Message content should route through the bridge infrastructure without being stored longer than necessary, which supports data minimization obligations. Ask vendors directly: "Where is message content stored, for how long, and what is kept for threading and retries?" SyncRivo does not store message content on the normal relay path (only message IDs; an optional retry queue temporarily holds undelivered messages).
HIPAA BAA availability
Healthcare organizations need three BAAs in place: the Microsoft BAA (covering Teams), the Google Workspace BAA (covering Google Chat), and the bridge vendor BAA. Confirm the bridge vendor will sign a BAA before starting a pilot — not all bridge vendors offer this. SyncRivo offers a BAA for Enterprise customers.
Per-tenant data isolation
In a multi-tenant bridge SaaS, your Microsoft and Google tenant data must be isolated from other customers. Ask whether per-tenant encryption keys are used and whether bridge vendor staff have access to message content at rest. Enterprise federation platforms inherit their underlying platform tenant isolation models; self-serve SaaS bridges vary significantly.
RBAC and audit logging
Your IT team must control who can create, modify, or delete channel-to-Space mappings. Role-based access control (admin vs. viewer vs. channel manager) and a full audit log of configuration changes satisfy both SOC 2 access control criteria and HIPAA access management requirements. This is especially important in dual-suite environments where both IT teams (M365 admin and GWS admin) need independent audit trails.
Teams Google Chat Bridge Pricing — What to Expect
Bridge pricing models vary significantly. Understanding them prevents bill shock and helps choose the right solution for your organization's scale and procurement process.
Dedicated bridge (SyncRivo)
SyncRivo Enterprise: custom pricing across all 5 platforms, with a BAA available for Enterprise customers. Contact sales to get started.
Right choice if you need Webex/Zoom coverage alongside Teams ↔ Google Chat.
Enterprise federation with separate license (NextPlane OpenHub)
An enterprise federation platform focused on Microsoft Teams federation. Check the vendor's site for current licensing and pricing.
Evaluate against your procurement process and platform requirements.
Per-task automation (Zapier, Make, n8n)
Charged per message forwarded. 10,000 messages/day = ~300K tasks/month. At per-task rates this becomes expensive fast — and still has 1–15 minute delays. n8n requires self-hosted infrastructure for production use.
Avoid for real-time messaging at any volume above 100 messages/day.
Guest accounts (native)
$8–$12/user/month per external collaborator on Teams Business+ or Google Workspace. 50 external collaborators = $4,800–$7,200/year. Plus administrative overhead: double onboarding, double offboarding, double SSO provisioning on both M365 and GWS.
Most expensive per-user and creates identity sprawl across both Microsoft and Google directories. Only viable for fewer than 10 external collaborators.
Teams Google Chat Bridge vs. Full Suite Migration — When to Choose Each
| Dimension | Bridge | Full Migration |
|---|---|---|
| Time to deploy | Typically live during onboarding, once admins approve the apps | 6–12 months (full GWS ↔ M365 consolidation) |
| User disruption | Zero — users stay on preferred platform | High — retraining on new suite required |
| Existing integrations | Preserved on both sides | Must be rebuilt on new platform (Google Workspace apps vs. M365 apps differ significantly) |
| Cost | Custom (Enterprise) pricing | Lost productivity + training + data migration |
| Reversibility | Disconnect the bridge | Requires another full migration cycle |
| Compliance audit trail | Message record stays in each platform's own compliance tools | Gap risk during transition period between platforms |
| Best for | M&A, dual-suite dept splits, partner collaboration, pilots | Org-wide consolidation with executive mandate, dedicated migration budget, and 12-month runway |
Want the complete bridge-vs-migration analysis? See Google Chat + Teams Without Migration →
Teams Google Chat Bridge — Frequently Asked Questions
Related Guides
How to Bridge Teams & Google Chat (Step-by-Step)
Google Chat + Teams Without Migration
Slack Google Chat Bridge
SyncRivo vs. NextPlane
Can Google Chat Message Teams?
Teams Google Chat Integration
Slack + Teams + Google Chat Bridge
Teams + Google Chat + Zoom Bridge
Teams + Google Chat + Webex Bridge
Set Up Your Teams Google Chat Bridge Today
Connect Microsoft Teams and Google Chat with real-time bidirectional messaging. Message content not stored on the normal relay path; BAA available for Enterprise customers. Custom Enterprise pricing — contact sales.
Guided pilot · Custom pricing