| What it does | The fastest open-source AI gateway for LLMs, MCP and agents
| Budget-first AI cost metering proxy for any stack
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| Stage | Not given
| Startup
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| Founded | Not given
| 2025
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| Based in | Not given
| CA
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| Pricing model | Freemium
| Freemium
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| Pricing | Bifrost OSS is free forever. Bifrost Enterprise has custom pricing; contact sales for a quote.
| Free: $0/month with 100 API calls/month, 1 seat, basic analytics, 30-day retention. Pro: $49/month with unlimited API calls, 5 seats, full analytics, hard spending caps, 90-day retention.
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| Key features | - Drop-in replacement for any AI SDK with support for OpenAI, Anthropic, and LiteLLM
- Model catalog providing access to 1000+ AI models from 8+ providers
- Automatic provider failover for 99.99% uptime
- Budget management and rate limiting across virtual keys and teams
- Built-in OpenTelemetry observability
- MCP gateway for centralized tool connections and governance
- Real-time guardrails for blocking unsafe model outputs
- Virtual key management with independent budgets and access control
- Semantic caching to reduce costs and latency
- Enterprise clustering with high availability and zero-downtime deployments
| - Real-time cost tracking with per-model and per-tag breakdowns
- Budget alerts via email, Slack, or Teams at configurable thresholds
- Hard spending caps that block requests with 429 response
- Rate limiting with sliding window per API key
- Support for 9 LLM providers and 60+ models
- Analytics dashboard with daily spend charts and latency metrics
- Works with any programming language via HTTP proxy
- AES-256 encryption for provider API keys with BYOK model
- 90-day data retention on Pro plan
- Tag-based cost attribution by team, feature, or customer
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| What makes it different | - 50x faster than LiteLLM with P99 latency of 20 microseconds at 5k requests per second
- Zero-touch in-VPC deployments ensure no data leaves your infrastructure
- Free and open source with Apache 2.0 license
- Works seamlessly with all major LLM frameworks including OpenAI, Anthropic, LangChain, and LiteLLM
- Enterprise-grade governance with SSO, RBAC, and audit logs included in Enterprise tier
| - Minimal 31ms proxy overhead, only 3.6% latency impact on typical calls
- No SDKs required, works with any HTTP client out of the box
- Never stores prompts or completions, only billing metadata
- Hard spending caps enforced by Redis to prevent overspend
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| Community votes | 0 | 0 |
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| DR (Domain Rating by Ahrefs) | 71 ● no change since last check | 28 ● no change since last check |
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| Trust Flow (Majestic) | 25 | 5 |
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| Citation Flow (Majestic) | 47 | 19 |
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| Referring domains (Majestic) | 2020 | 69 |
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