One API key for 200+ AI models below list price, with pay-per-answer x402 payments or prepaid balance
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Pricing model
Freemium
Freemium
Pricing
Free tier: 6 free models, up to 20 answers per day per network with shared $0.25 daily cost cap. Paid: Claude Opus 5.5 output at $5.07 per million tokens (75% below $20.00 list price); pricing varies by model. Customers pay actual cost plus 30% plus network settlement fee ($0.001 USDC on Base or $0.
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Key features
Access to 200+ AI models including Claude, GPT, Gemini, DeepSeek
Pay-per-answer x402 USDC payments on Base and Solana
Prepaid API keys with customizable daily and per-request limits
Image generation from 50+ models
Text-to-speech with 11 voices
Web search via Exa integration
MCP server for Claude Code, Cursor and other clients
Framework integrations with LangChain.js, Vercel AI SDK, ElizaOS
OpenAI-compatible API interface
Support for 40+ leading models including GPT, Claude, Gemini, DeepSeek, and Grok
Real-time intelligent routing based on availability, latency, cost and regional policy
Automatic failover with sub-second switchover to standby nodes
Continuous session management across model and provider switches
Real-time usage metering by model, project, member and API key
Team member and project quota management with role-based access control
Unified billing and comprehensive audit logging
Budget limits and quota controls across teams and projects
Multi-node high-availability deployment with health checks
What makes it different
Below-list pricing: Claude Opus 5.5 output 75% cheaper than official list price
Unified API key works across OpenAI SDK, Anthropic SDK, Claude Code and frameworks
No-code free tier with 20 answers per day across 6 free models
Blockchain payments with x402 on Base and Solana, no account needed
Single unified API key and endpoint replaces need to maintain separate credentials and integrations for each model provider
Intelligent routing automatically selects optimal model and provider based on live performance metrics
Automatic failover minimizes impact of provider outages by switching to available alternatives in milliseconds
Maintains conversation continuity when switching between models and providers
Minutes to integrate with existing code by only changing base URL and API key
SingIt