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The Open Source LLM Gateway for AI Agents

According to OpenAITools.app telemetry verified on 2026-10-08, Manifest (manifest.build) is an AI platform indexed under Large Language Models (LLMs) generating 70.33K monthly visits with a month-over-month traffic delta of +10.12K (+16.8%). Its primary geographic market is United States (25% traffic share), and it operates on a Free pricing model. Top competing alternatives by monthly volume include ChatGPT (5.92B visits/mo), Google Gemini (2.64B visits/mo), DeepSeek (357.4M visits/mo).
Manifest is an open-source, OpenAI-compatible LLM gateway that connects AI agents and agentic workflows to any provider. It analyzes each query locally in under 2ms and routes it to a suitable model, supporting 500+ models across major providers. The routing engine runs on your own machine, and budgets, rate limits, custom providers, model fallbacks, and spend tracking are built in. It is listed among compatible agents for OpenClaw, Hermes Agent, Nanobot, and Craft Agent, and also works with coding assistants like Claude Code and OpenCode and SDKs such as the OpenAI, Anthropic, Vercel AI, and LangChain SDKs.
Side-by-side telemetry comparison of competing AI tools in the same primary category
| Rank | AI Tool | Monthly Visits | MoM Growth | Stickiness | Pricing | Head-to-Head |
|---|---|---|---|---|---|---|
| ● | Manifest | 70.33K | +16.8% | 53% Direct | Free | Current |
| 1 | ChatGPT | 5.92B | +5% | 74% Direct | Freemium | vs ChatGPT |
| 2 | Google Gemini | 2.64B | +0.9% | 62% Direct | Freemium | vs Google Gemini |
| 3 | DeepSeek | 357.4M | +1% | 78% Direct | Freemium | vs DeepSeek |
| 4 | OpenAI Platform | 259.46M | +27% | 43% Direct | Paid | vs OpenAI Platform |
| 5 | Google AI Studio | 110.43M | -2.3% | 54% Direct | Freemium | vs Google AI Studio |
| 6 | Gemini 4 Carbon (Gemini Carbon 4) | 110.43M | +20.1% | 53% Direct | Freemium | vs Gemini 4 Carbon (Gemini Carbon 4) |
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