{"uid":"cap_uk9VCT1YF3gmb3mebEs_f","slug":"api-messari-io-dcb464a0","name":"Messari Crypto News Feed","description":"Get a paginated crypto news feed with per-asset sentiment signals.","url":"https://api.messari.io/news/v1/news/feed","method":"GET","headers":{},"bodySchema":{"type":"object","properties":{"page":{"type":"integer","minimum":1},"limit":{"type":"integer","minimum":1},"sourceId":{"type":"string"},"assetSlug":{"type":"string"}}},"responseSchema":{"example":{"data":[{"url":"https://example.com/news/bitcoin-rally","title":"Bitcoin rallies on spot demand","assets":[{"id":"btc","name":"Bitcoin","slug":"bitcoin","symbol":"BTC"}],"source":{"id":"coindesk","sourceName":"CoinDesk","sourceType":"news"},"sentiment":[{"id":"btc","name":"Bitcoin","slug":"bitcoin","symbol":"BTC","sentiment":0.74}],"description":"Bitcoin climbed after a wave of institutional 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What does this critical signal mean for investors? appeared first on COINTURK NEWS.\n","publishTime":"2026-06-12T00:04:43Z","subcategory":null,"publishTimeMillis":1781222683000},{"url":"https://www.theblock.co/post/404469/anarchistic-neobanks-bitcoins-next-frontier-says-blockrise-ceo?utm_source=rss&utm_medium=rss","title":"‘Anarchistic neobanks’ are bitcoin’s next frontier, says Blockrise CEO","assets":null,"source":{"id":"dc498664-5ea0-48ef-80fa-e4e74c291094","sourceName":"The Block","sourceType":"News"},"category":null,"sentiment":null,"description":"\n            Blockrise CEO Jos Lazet sees bitcoin-native institutions evolving into alternatives to banks, in an interview at BTC Prague. \n        ","publishTime":"2026-06-12T00:01:02Z","subcategory":null,"publishTimeMillis":1781222462000},{"url":"https://arc.network/blog/malachite-upgrade","title":"Feature","assets":[{"id":"3c6e7bf4-6832-49f8-a899-2306ca575d3e","name":"Arc","slug":"arc-by-circle","symbol":""}],"source":{"id":"8ffbc694-d2cc-46a1-8fff-368456d88f20","sourceName":"Arc Blog","sourceType":"Blog"},"category":null,"sentiment":null,"description":null,"publishTime":"2026-06-12T00:00:00Z","subcategory":null,"publishTimeMillis":1781222400000},{"url":"https://arc.network/blog/erc-8183-standard","title":"Developer insights","assets":[{"id":"3c6e7bf4-6832-49f8-a899-2306ca575d3e","name":"Arc","slug":"arc-by-circle","symbol":""}],"source":{"id":"8ffbc694-d2cc-46a1-8fff-368456d88f20","sourceName":"Arc 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a paginated feed of crypto news articles with per-asset sentiment scores, source metadata, and publication timestamps.","exampleAgentPrompt":"Pull me the first page of 10 crypto news articles from Messari's news feed, filtered to the dydx asset, and include the sentiment signals for each article.","exampleUseCases":[{"title":"Monitor Bitcoin sentiment across major news outlets","prompt":"Show me the latest crypto news articles about Bitcoin from the past day, sorted by publication date, and tell me what the overall sentiment is across all the stories you find."},{"title":"Track negative altcoin sentiment in real time","prompt":"Pull the crypto news feed and filter it to show me only articles with negative sentiment scores about altcoins—I want to see what's driving bearish narratives right now."},{"title":"Build a daily briefing for portfolio assets","prompt":"Get me the newest crypto news for Ethereum and Solana with sentiment scores, paginated so I can see the top 20 articles. I want to understand if there's any major positive or negative momentum around my holdings."}],"resultDescription":"A paginated list of crypto news articles, each containing the article URL, title, publication timestamp, associated crypto assets (with name, slug, symbol), source details (name and type), and per-asset sentiment scores ranging from -1 to +1. Some fields like category, subcategory, and description may be null.","failureModes":["Invalid page or limit parameter values return a 400 error","Unknown assetSlug or sourceId returns an empty data array or 404","Payment not provided or insufficient for x402 paywall results in a 402 Payment Required response","Rate limiting may return a 429 Too Many Requests response","Network or server errors return 500-level responses"],"whenToPreferThis":"Use this endpoint when you need a structured, paginated crypto news feed with per-asset sentiment signals from Messari's curated sources. Prefer this over generic news APIs when you need cryptocurrency-specific sentiment scoring tied to named assets, or when filtering news by specific asset slug or source is important for downstream analysis or monitoring.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-14T12:34:16.236Z","isFirstParty":false}