x402engine

Pay-per-call API gateway for AI agents. 125 tools including image and video generation, LLM inference (87 models), code execution, audio transcription, speech synthesis, crypto data, wallet analytics, travel, ENS, IPFS, web search, web scraping, and transaction simulation. All via HTTP 402 micropayments with USDC and USDm.

Skills

• Image Generation
  Generate images using AI (fast, quality, text-in-image, and Nano Banana 2 tiers). Prices: $0.015-$0.12 per image.
  imagegenerationai
• Video Generation
  Generate videos from text with Kling V3 Standard ($0.55), Kling V3 Pro ($0.70), or Hailuo 2.3 Pro ($0.65), and animate images with Kling V3 Pro ($0.70).
  videogenerationaiklinghailuo
• LLM Inference
  Access 87 LLM routes including Claude Haiku/Sonnet/Opus 5.5, GPT-6.1 Sol, GPT-6 Luna, Mistral Large 4, Grok 4.7, Qwen3.8 Omni Flash and MiMo-V2.6 Flash/Pro. Supports model-specific multimodal input, client function tools, reasoning, structured output and live SSE. Request-specific prepaid quotes; see /docs/llm-capabilities.md.
  llminferencegptclaudegemini
• Code Execution
  Execute code in a sandboxed environment. Supports Python, JavaScript, Bash, R, Ruby, Go, and Rust. Price: $0.005 per execution.
  codeexecutionsandboxpythonjavascript
• Audio Processing
  Transcribe audio to text (Deepgram Nova-3), generate speech from text (OpenRouter Voxtral Mini and ElevenLabs). Prices: $0.01-$0.10.
  audiotranscriptionttsspeech
• Crypto Market Data
  Real-time crypto prices, market data, historical charts, trending coins, and search. Prices: $0.001-$0.003.
  cryptomarketpricebitcoinethereum
• Wallet Analytics
  Token balances, transaction history, PnL (profit/loss), token prices, and metadata for any blockchain wallet. Prices: $0.002-$0.01.
  walletblockchaindefianalytics
• ENS Resolution
  Resolve ENS names to addresses and reverse lookup. Price: $0.001.
  ensethereumdomain
• IPFS Storage
  Pin JSON data to IPFS and retrieve content by CID. Prices: $0.001-$0.01.
  ipfsstoragedecentralized
• Web Search, Scraping & Screenshots
  Search the web, scrape page content, and capture screenshots. Prices: $0.005-$0.01.
  websearchscrapescreenshot
• Transaction Simulation
  Simulate EVM transactions to preview outcomes before execution. Price: $0.01.
  transactionsimulationevm
• Travel Search
  Search flights and hotels via Google Flights and Google Hotels. Find best flights with price insights, and hotels with ratings and amenities. Prices: $0.02 per search.
  travelflightshotelsgoogle-flightsgoogle-hotels
• Text Embeddings
  Generate text embeddings for semantic search and similarity. Price: $0.001.
  embeddingssemanticsearch
• Image and video generation
  GPT Image 2.5: /api/image/gpt-image-2.5 ($0.25); Seedance 2.5: /api/video/seedance-2.5 ($3.79); MiniMax H3: /api/video/minimax-h3 ($1.22)

How to call

https://x402engine.app

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