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LLM API Providers

Free and low-cost API providers for GPT, Claude, Gemini, and open-source models

10 tools1 free

10 tools found

Unified API for 29 free models

Free tierAPIPopular
No credit card required
20 RPM, 50 requests/day (1,000/day with $10+ credits)
API6 models
View OpenRouter details

Ultra-fast inference with 1,000-14,400 req/day

Free tierAPIPopular
No credit card required
1,000-14,400 requests/day depending on model
API6 models
View Groq details

Free Gemini API with 5-1,500 req/day

Free tierAPIPopular
No credit card required
250 RPD (Tier 1) for most, 1,500 RPD for Gemini 3 Flash
API4 models
View Google AI Studio details

46 models with 40 RPM free tier

Free tierAPI
No credit card required
1K credits signup, up to 5K total, 40 RPM (phone verify required)
API5 models
View NVIDIA NIM details

1.5M tokens/day with 2,400 tok/sec speed

Free tierAPIPopular
No credit card required
1.5M tokens/day, 30 req/min, 8,192 context
API5 models
View Cerebras details

1B tokens/month free tier

Free tierAPI
No credit card required
1 req/s, 500K tokens/min, 1B tokens/month
API5 models
View Mistral La Plateforme details

30+ models via GitHub Copilot (Copilot-required)

Free tierAPI
No credit card required
Copilot-required — not standalone free API
API6 models
View GitHub Models details

10K neurons/day on Cloudflare's edge network

Free tierAPI
No credit card required
10,000 neurons/day
API8 models
View Cloudflare Workers AI details

Unified API gateway with free GLM-4.7-Flash

Free tierAPI
No credit card required
GLM-4.7-Flash free (200K context, 128K output, $0/M tokens)
API1 model
View OfoxAI details

8 exclusive free Zen models including Big Pickle

Free tierAPIPopular
No credit card required
Zen Free tier with 8 exclusive models
API8 models
View OpenCode Zen details