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VERIFIED x402 SERVICES

x402 Service Registry

x402 endpoints checked by CORTX with real USDC on Base mainnet. Monitored services are ranked by verified reliability — not self-reported uptime.

6Listed services
VERIFIED DIRECTORY
Surplus · Image GenerationCORTX VERIFIED
https://api.surplusintelligence.ai/v1/images/generations
Image generation with x402 payment on Base USDC.
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Listed · not yet ranked
Surplus · Text-to-SpeechCORTX VERIFIED
https://api.surplusintelligence.ai/v1/audio/speech
TTS audio synthesis with x402 payment on Base USDC.
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Listed · not yet ranked
Surplus · Text CompletionsCORTX VERIFIED
https://api.surplusintelligence.ai/v1/completions
OpenAI-compatible text completions on Base USDC.
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Listed · not yet ranked
Surplus · Twitter Recent SearchCORTX VERIFIED
https://api.surplusintelligence.ai/x402/resources/twitter/tweets/search/recent
Recent tweet search via x402 on Base USDC.
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Listed · not yet ranked
Surplus · Responses APICORTX VERIFIED
https://api.surplusintelligence.ai/v1/responses
OpenAI Responses API with x402 payment on Base.
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Listed · not yet ranked
Surplus · EmbeddingsCORTX VERIFIED
https://api.surplusintelligence.ai/v1/embeddings
Text embeddings with x402 payment on Base USDC.
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Listed · not yet ranked
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