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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 detailsUltra-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 detailsFree 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 details46 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 details1.5M 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 details1B 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 details30+ models via GitHub Copilot (Copilot-required)
Free tierAPI
No credit card required
Copilot-required — not standalone free API
API6 models
View GitHub Models details10K neurons/day on Cloudflare's edge network
Free tierAPI
No credit card required
10,000 neurons/day
API8 models
View Cloudflare Workers AI detailsUnified 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 details8 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