SIGINT // FREE-AI-ROUTER · 免费 AI 路由雷达

🛰️ Free AI Router

Model index Journal

Free AI Router — a risk-aware radar of free LLM sites & relay/public-benefit stations: category · free quota · free models · reputation · risk. Information only, not an endorsement.

⚠️ This is a risk-awareness / information resource. We do not endorse any site, do not guarantee accuracy or timeliness, and do not encourage use that violates upstream terms of service. Verify independently and use at your own risk.
// STATIONS
Official (free tier)Up
90

huggingface.co

Source · cheahjs/free-llm-api-resources
OverviewHugging Face is a leading open-model community and inference platform offering an OpenAI-compatible API via Inference Providers; each user gets small monthly free credits to call many open models.
Free quotaMonthly free credits: ~$0.10 for Free users (official notes subject to change), $2.00 for PRO, $2.00/seat for Team/Enterprise; Serverless Inference has free allowance for models under 10GB (some popular larger models also supported).
Free modelsLlama 系列Qwen 系列Gemma 系列Mistral 系列DeepSeek 系列众多 HuggingFace Hub 开源模型
See huggingface.co's free quota / risk review →huggingface.co
Official (free tier)Up
90

console.groq.com

Source · cheahjs/free-llm-api-resources
OverviewGroq's official developer console, famed for ultra-fast inference, offers an OpenAI-compatible API with a no-time-limit, no-credit-card free tier serving ~a dozen open LLMs.
Free quotaFree tier has no time limit and no credit card: e.g. Llama 3.1 8B ~14,400 req/day, 6,000 tokens/min; Llama 3.3 70B ~1,000 req/day, 12,000 tokens/min; limits are per-organization and can be raised via the Developer plan.
Free modelsLlama 3.1 8BLlama 3.3 70BQwen 系列Whisper Large v3约 17 个免费模型
See console.groq.com's free quota / risk review →console.groq.com
Commercial aggregatorUp
88

openrouter.ai

Source · cheahjs/free-llm-api-resources
OverviewOpenRouter is a leading commercial LLM aggregation gateway (300+ models, one OpenAI-compatible API); its core business is paid pay-as-you-go routing, with an attached free tier of ~26 :free models.
Free quota:free models are free and require no credit card; rate-limited to ~20 requests/minute, with 50 :free requests/day if you hold <10 credits, rising to 1000/day once you buy >=10 credits (failed requests also count).
Free modelsmeta-llama/llama-3.3-70b-instruct:freeqwen/qwen3-coder:freez-ai/glm-4.5-air（:free 层）google/gemma-4-31b-it:freenvidia/nemotron-3-ultra-550b-a55b:freeopenai/gpt-oss-120b:free+3
See openrouter.ai's free quota / risk review →openrouter.ai
Official (free tier)Up
88

console.mistral.ai

Source · cheahjs/free-llm-api-resources
OverviewMistral AI's official developer console (La Plateforme) offers an OpenAI-compatible API; its Experiment free tier provides substantial free quota for individual developers, requiring phone verification and opting into data-for-training.
Free quotaExperiment free tier: ~1 req/sec, 500,000 tokens/min, 1,000,000,000 tokens/month; requires phone verification and opting into data-for-training.
Free modelsMistral LargeMistral SmallMistral NemoCodestralPixtralMistral Embed+1
See console.mistral.ai's free quota / risk review →console.mistral.ai
Official (free tier)Up
88

developers.cloudflare.com

Source · cheahjs/free-llm-api-resources
OverviewCloudflare Workers AI is Cloudflare's edge inference service offering an OpenAI-compatible API with a 10,000 Neurons/day free allowance across ~26 open models.
Free quotaBoth Free and Paid Workers plans get 10,000 Neurons/day at no charge; Free-plan requests fail after the quota is exhausted, Paid overage billed at $0.011 / 1,000 Neurons.
Free modelsGemma 系列Llama 系列Qwen 系列MistralLlama Guard 3DeepSeek R1 Distill+1
See developers.cloudflare.com's free quota / risk review →developers.cloudflare.com
Official (free tier)Up
85

aws.amazon.com

Source · 12britz/awesome-free-models
OverviewAWS (Amazon Bedrock) is Amazon's managed LLM service giving a unified API to Claude, Llama, Titan and more; it is pay-as-you-go with no permanent free tier, only a one-time cloud credit for trials.
Free quotaBedrock has no permanent free tier and bills per use from the first call; accounts opened after 2025-07-15 can receive $200 in AWS credits (expiring in 6 months) usable across services including Bedrock.
Free modelsClaude 系列Llama 3Amazon Titan以及 Bedrock 目录内其他模型
See aws.amazon.com's free quota / risk review →aws.amazon.com
Official (free tier)Up
84

ai.google.dev

Source · kkkunny/free-llm-collect
See ai.google.dev's free quota / risk review →ai.google.dev
Official (free tier)Down
82

perplexity.ai

Source · 12britz/awesome-free-models
See perplexity.ai's free quota / risk review →perplexity.ai
Official (free tier)Up
82

s.qiniu.com

Source · routerpark
See s.qiniu.com's free quota / risk review →s.qiniu.com
Official (free tier)Up
82

fireworks.ai

Source · 12britz/awesome-free-models
See fireworks.ai's free quota / risk review →fireworks.ai
Official (free tier)Up
82

xfyun.cn

Source · free-relay-general
See xfyun.cn's free quota / risk review →xfyun.cn
Official (free tier)Up
82

cerebras.ai

Source · 12britz/awesome-free-models
See cerebras.ai's free quota / risk review →cerebras.ai
Official (free tier)Down
80

console.x.ai

Source · 12britz/awesome-free-models
See console.x.ai's free quota / risk review →console.x.ai
Official (free tier)Up
80

modelscope.cn

Source · mnfst/awesome-free-llm-apis
See modelscope.cn's free quota / risk review →modelscope.cn
Official (free tier)Up
80

vercel.com

Source · 12britz/awesome-free-models
See vercel.com's free quota / risk review →vercel.com
Official (free tier)Up
80

lightning.ai

Source · 12britz/awesome-free-models
See lightning.ai's free quota / risk review →lightning.ai
Official (free tier)Up
78

nebius.com

Source · 12britz/awesome-free-models
See nebius.com's free quota / risk review →nebius.com
Official (free tier)Up
78

app.baseten.co

Source · cheahjs/free-llm-api-resources
See app.baseten.co's free quota / risk review →app.baseten.co
Official (free tier)Up
76

api.cohere.ai

Source · for-the-zero/Free-LLM-Collection
See api.cohere.ai's free quota / risk review →api.cohere.ai
Free productUp
76

longcat.chat

Source · for-the-zero/Free-LLM-Collection
See longcat.chat's free quota / risk review →longcat.chat
Official (free tier)Up
76

modal.com

Source · cheahjs/free-llm-api-resources
See modal.com's free quota / risk review →modal.com
Official (free tier)Up
74

nomic.ai

Source · 12britz/awesome-free-models
See nomic.ai's free quota / risk review →nomic.ai
Official (free tier)Up
74

nlpcloud.com

Source · cheahjs/free-llm-api-resources
See nlpcloud.com's free quota / risk review →nlpcloud.com
Official (free tier)Down
72

api.x.ai

Source · mnfst/awesome-free-llm-apis
See api.x.ai's free quota / risk review →api.x.ai
Official (free tier)Up
72

api.ai21.com

Source · mnfst/awesome-free-llm-apis
See api.ai21.com's free quota / risk review →api.ai21.com
Official (free tier)Up
72

novita.ai

Source · 12britz/awesome-free-models
See novita.ai's free quota / risk review →novita.ai
Commercial aggregatorUp
68

zenmux.ai

Source · routerpark
See zenmux.ai's free quota / risk review →zenmux.ai
Commercial aggregatorUp
66

edenai.co

Source · 12britz/awesome-free-models
See edenai.co's free quota / risk review →edenai.co
Official (free tier)Up
66

inference.net

Source · cheahjs/free-llm-api-resources
See inference.net's free quota / risk review →inference.net
Commercial aggregatorUp
62

anyapi.ai

Source · 12britz/awesome-free-models
See anyapi.ai's free quota / risk review →anyapi.ai
Free public relayUp
60

api.llm7.io

Source · for-the-zero/Free-LLM-Collection
See api.llm7.io's free quota / risk review →api.llm7.io
Free public relayUp
60

easymax.ai

Source · routerpark
See easymax.ai's free quota / risk review →easymax.ai
Commercial aggregatorUp
58

tokeness.io

Source · routerpark
See tokeness.io's free quota / risk review →tokeness.io
Free public relayUp
58

vsllm.com

Source · routerpark
See vsllm.com's free quota / risk review →vsllm.com
Monitor/DirectoryDown
55

hvoy.ai

Source · zzsting88/relayAPI
See hvoy.ai's free quota / risk review →hvoy.ai
Commercial aggregatorUp
55

bazaarlink.ai

Source · 12britz/awesome-free-models
See bazaarlink.ai's free quota / risk review →bazaarlink.ai
Commercial aggregatorRisky
52

duiapi.com

Source · zzsting88/relayAPI
See duiapi.com's free quota / risk review →duiapi.com
Commercial aggregatorRisky
50

cun.ai

Source · routerpark
See cun.ai's free quota / risk review →cun.ai
Commercial aggregatorUp
50

unity2.ai

Source · routerpark
See unity2.ai's free quota / risk review →unity2.ai
Monitor/DirectoryRisky
48

modeloc.com

Source · routerpark
See modeloc.com's free quota / risk review →modeloc.com
Commercial aggregatorRisky
45

apishop.org

Source · routerpark
See apishop.org's free quota / risk review →apishop.org
Commercial aggregatorUp
45

renai.uno

Source · routerpark
See renai.uno's free quota / risk review →renai.uno
Commercial aggregatorUp
45

rrrapi.com

Source · routerpark
See rrrapi.com's free quota / risk review →rrrapi.com
Commercial aggregatorRisky
42

docode.cc

Source · routerpark
See docode.cc's free quota / risk review →docode.cc
Commercial aggregatorRisky
32

jucodex.com

Source · routerpark
See jucodex.com's free quota / risk review →jucodex.com
Commercial aggregatorRisky
25

jeniya.cn

Source · zh-model-api-list
See jeniya.cn's free quota / risk review →jeniya.cn
UnclassifiedDown
–

poe.com

Source · 12britz/awesome-free-models
See poe.com's free quota / risk review →poe.com
UnclassifiedDown
–

catgpt.cc

Source · 12britz/awesome-free-models
See catgpt.cc's free quota / risk review →catgpt.cc
UnclassifiedDown
–

microsand.ai

Source · 12britz/awesome-free-models
See microsand.ai's free quota / risk review →microsand.ai
UnclassifiedDown
–

playhop.com

Source · free-relay-general
See playhop.com's free quota / risk review →playhop.com
UnclassifiedDown
–

api.bfl.ml

Source · 12britz/awesome-free-models
See api.bfl.ml's free quota / risk review →api.bfl.ml