About Synap
OpenAI-compatible API for open-weight models, served on dedicated and independent GPUs on Linkrra's Pearl network, with zero data retention, an auto router, and pay-per-call via x402.
Model Gateways
Alternatives to Synap
7 model gateways tools you can use instead of Synap, 3 of them open source. Summaries come from each vendor's own site. Links checked Nov 12, 2026.
At a glance
Synap alternatives compared
| Tool | What it does | Open source | Head to head |
|---|---|---|---|
| Cloudflare AI Gateway | Analytics, caching, rate limiting and model fallback in front of your AI provider calls. | No | Synap vs Cloudflare AI Gateway |
| Kong AI Gateway | Security, routing, observability and cost control for LLM and MCP traffic, from the Kong API gateway team. | Yes | Synap vs Kong AI Gateway |
| LiteLLM | AI gateway and LLM proxy: one OpenAI-compatible key for 140+ providers, with spend tracking, caps and routing. Self-hostable. | Yes | Synap vs LiteLLM |
| OpenRouter | One API for many models from many providers, with model and price comparison. | No | Synap vs OpenRouter |
| Portkey | AI gateway and production stack for teams shipping generative AI apps, with an open-source gateway. | Yes | Synap vs Portkey |
| Requesty | OpenAI-compatible LLM router for 600+ models with smart routing, caching, failover and EU data residency. | No | Synap vs Requesty |
| Vercel AI Gateway | Use 400+ AI models through one endpoint without managing rate limits and API keys per provider. | No | Synap vs Vercel AI Gateway |
Model Gateways
All 7 alternatives
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Cloudflare AI Gateway
developers.cloudflare.comAnalytics, caching, rate limiting and model fallback in front of your AI provider calls.
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Kong AI Gateway
konghq.comSecurity, routing, observability and cost control for LLM and MCP traffic, from the Kong API gateway team.
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LiteLLM
litellm.aiAI gateway and LLM proxy: one OpenAI-compatible key for 140+ providers, with spend tracking, caps and routing. Self-hostable.
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OpenRouter
openrouter.aiOne API for many models from many providers, with model and price comparison.
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Portkey
portkey.aiAI gateway and production stack for teams shipping generative AI apps, with an open-source gateway.
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Requesty
requesty.aiOpenAI-compatible LLM router for 600+ models with smart routing, caching, failover and EU data residency.
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Vercel AI Gateway
vercel.comUse 400+ AI models through one endpoint without managing rate limits and API keys per provider.
FAQ
Questions
What are the alternatives to Synap?
Agent Stack Directory lists 7 other model gateways tools: Cloudflare AI Gateway, Kong AI Gateway, LiteLLM, OpenRouter, Portkey, Requesty, Vercel AI Gateway.
Is there an open-source alternative to Synap?
Yes. Among the alternatives we list, these are marked open source: Kong AI Gateway, LiteLLM, Portkey.
What does Synap do?
OpenAI-compatible API for open-weight models, served on dedicated and independent GPUs on Linkrra's Pearl network, with zero data retention, an auto router, and pay-per-call via x402. (Summary based on synap402.com, link checked 2026-11-12.)