Free LLM API Models

Discover free LLM API models across providers with real speed and latency benchmarks.

LMSpeed tracks 232 LLM models available for free across 39 API providers. Free tiers vary by provider — some offer limited daily requests, others provide free credits for new users. All speed data is from real API tests.

All models GPT Claude Gemini DeepSeek Llama Qwen Mistral GLM Phi Gemma

Free models 232Providers 39Free offerings 352

Most tested Recently tested A–Z

1–17 of 17

Model	Providers	Speed	Latency	Tests
OpenAIFREE ReasoningToolsOpen Weights131.1KGPT OSS 120B is an AI model provided by vercel.	+3	N/A	N/A	0
OpenAIFREE GPT-5.4 是 OpenAI 的旗舰级通用智能模型，具备更高的推理能力、准确性、记忆与多模态处理能力，适用于复杂任务和智能代理开发。-none（默认）、-low、-medium、-high、-xhigh 后缀的模型分别为该模型对应的推理（effort）参数，以便适配各种客户端，实际模型均为 gpt-5.4。		N/A	N/A	0
OpenAIFREE

GPT-5.2 是 OpenAI 的旗舰级通用智能模型，具备更高的推理能力、准确性、记忆与多模态处理能力，适用于复杂任务和智能代理开发。-none（默认）、-low、-medium、-high、-xhigh 后缀的模型分别为该模型对应的推理（effort）参数，以便适配各种客户端，实际模型均为 gpt-5.2。