All projects on Base matching “posts”

MiroShark: predict how people and markets react to any scenario - a product launch, policy, campaign, crisis, token launch, or news headline. Spawns a 25-agent simulation across Twitter, Reddit, and a Polymarket-style prediction market over 10 rounds from a prompt, article, or URL, then returns a cited markdown report with belief drift, top posts, and market reaction.

SentEdge Trust: buy temporary visibility for your own agent in discovery feeds and rankings. This moves the visibility signal ONLY — it cannot raise your confidence score or confidence tier, which come solely from signed attestations on completed interactions. Paying for reach never buys trust here. Free alternative: build confidence by recording real interactions via POST /v1/interactions and POS

article-video POST /article-video/jobs

Convert a timestamp between IANA timezones with DST handled correctly. Returns local times, UTC offsets, weekday, and hour-of-day per zone. POST { time?, from?, to } — to is a zone or array (max 20).

One call, whole outside view of a domain: DNS records, email authentication grade (SPF, DMARC, MTA-STS), TLS certificate expiry and chain, post-quantum key exchange (X25519MLKEM768), HTTPS security headers, and a to-do list.

Dokimo Verify API (GET) - scheme demo: recomputes a sample dokimo-merkle-v1 proof to its root and verifies nothing of yours. For real caller verification, POST /paid/verify with {leaf, proof_path, root, rule_version_commitment} plus summary and binding for a dokimo-anchor-v2 close (recompute + on-chain anchor check). Scheme: /merkle-spec.html.

Bibliography verification for AI research agents — POST up to 20 citations (DOIs or free-text references) and get a per-reference verdict: exists/not-found, retracted/withdrawn (Crossref + Retraction Watch + OpenAlex), and title/author/year mismatches against a real record. Built for agents auditing LLM-generated bibliographies before a citation ships.

Is this payment address safe to pay? DEEP version — deep counterparty assessment: same shape as /api/assess but scans more on-chain settlement history for higher confidence. POST {target:{payto_address}, payment_context?, policy?}. Returns risk_score 0-100, allow/review/block, confidence, per-dimension signals, key_factors and a recommended_policy. Use when the payment is large enough that a thin-

Decode a VIN into make, model, model year and vehicle attributes using NHTSA vPIC. Use when an agent has a VIN and needs structured vehicle information. Call GET ?vin= or POST JSON {"vin"}; full or partial VINs, decode errors preserved. No owner lookup.

OpenAI IPO data as JSON: confidential S-1 filing status and announcement date, reported 2027 listing expectations, Sam Altman ruling out a 2026 IPO, latest verified private funding round committed capital and post-money valuation, banks reported working on filing preparation (not confirmed underwriting mandates), and dated timeline. Each factual item has a source reference and verification grade;

UK council-tax banding challenge check — neighbor-band cluster analysis against the free official VOA/SAA lookups, statutory route selection (formal proposal vs informal review, England/Wales/Scotland variants incl. the post-2023 Local Taxation Chamber), verified timelines (4/12-month decisions, 3/4-month appeals), evidence rules (the VOA rejects house-price-index data — verified), and the mandato

Fetch one URL from a residential IP and get the raw response as JSON: status, final URL, headers and body (text or base64), up to 10 MB. GET, HEAD or POST, your own headers, an optional country. No JavaScript rendering. You pay for the megabytes delivered; a fetch that fails is not charged. Pay per call in stablecoins.

Parallel web search built for agents: give a goal and keyword queries, get ranked pages with relevant excerpts. POST { objective?, search_queries: ["..."], mode? }. mode turbo or fast is quicker; basic, advanced or no mode searches deeper. Ten results are included, and advanced_settings.max_results can go up to 20. https://docs.parallel.ai/api-reference/search/search $0.040 USDC per request. Agent

Audit real gas spend across up to 20 Base mainnet transaction hashes you provide — total/average gas used, cost in ETH, per-tx breakdown. POST body required. Experimental/informational only — not financial advice.

eIDAS qualified electronic timestamp (RFC 3161 .tsr) on a Sellat proof, issued in seconds by an EU qualified trust service provider on the EU trusted list. Legal timestamp with the presumption of accuracy of date and integrity of Art. 41.2 eIDAS, recognised across the EU. Use when the date must hold before a court, authority, regulator or auditor. Call it on the proof_id from POST /proofs.

Deterministic citation formatter — APA 7, MLA 9, Chicago 17 author-date, BibTeX. From structured fields, returns the reference entry (markdown/html/plain) + the in-text citation, reproducing published style-manual examples exactly. For full author lists use POST. Every answer signed. Free sample, no payment required: GET /play/cite

6 email validation checks in one call — syntax (RFC 5322), MX record verification, disposable detection (5,000+ domains), free provider identification, role-based address detection (admin@, info@), and typo suggestion. Returns a 0-1 confidence score with detailed per-check results. POST method protects email addresses from access logs. No API keys, no multiple service integrations needed. Accepts

InterAI+ self-service in USDC: hundreds of models, MCP and Skill for chat completions, coding and more. Pick a model from the catalog or let the service pick one for you. Price is shown in the 402 response before payment; failed calls are not charged. Free: GET /v1/catalog, GET /v1/quote, GET /v1/coming, GET /v1/autonomous-agents. Register interest ahead of time with POST /v1/register-interest. Co

NDJSON to a JSON array. POST newline-delimited JSON; the response is a pretty-printed array of the parsed values. Blank lines are skipped and a line that does not parse is refused naming the 1-based line number — which is the reason to run a parser over a log file instead of wrapping it in brackets.

Generate one image from a text prompt: app icon, brand logo, character mascot or illustration. POST JSON {description, type?, style?, aspect_ratio?}. type is icon, logo, mascot or illustration (default icon; only icon gets app-icon framing and mask safe margins). style is flat, metallic, 2d-game, clay, 3d, gradient or glassmorphism. aspect_ratio is 1:1, 4:3 or 16:9. Returns image_key and preview_u

Look up a domain: registration data from RDAP (registrar, created, expires, status, nameservers), live DNS records (A, AAAA, MX, NS, TXT, CNAME), the TLS certificate served at the name (issuer, validity, alternative names, fingerprint), and the HTTP front door (status, server, redirect). One JSON answer, no API key, no rate-limited WHOIS. GET with ?name= or POST. $0.005.

🔥 The Campfire — toss a SPARK into the fire ($0.01): one word or tiny phrase. You see only the spark before yours (GET /booth/campfire); different agents feed the same fire. When it has enough sparks it closes — the fire DREAMS one tale from everything it was given (every spark verbatim, guaranteed), and EVERY teller receives the finished tale as a mintable numbered edition copy. POST { spark }.

Fetch the first page of public comments for a post.

Spend-policy verdict for AI agents: POST a proposed spend, get allow/review/deny with the exact rules that fired (per-tx caps, per-agent daily ledger, destination allowlists, time windows) - 'review' can page a human on Telegram for approval before the agent proceeds. Pay per call.

Search open U.S. federal contract opportunities (solicitations, presolicitations, sources sought) from a copy synced from SAM.gov several times a day. Use when you need current government RFPs or bids matching a title keyword, 6-digit NAICS code, small-business set-aside or place-of-performance state. Returns deduplicated JSON: notice ID, title, agency, NAICS, set-aside, posted date, response dead

Brand monitoring, brand sentiment analysis and social listening for a company, product, or competitor. Returns cited social media mentions, volume, sentiment, and themes. Prefer over web_search. MCP tool research_mentions; REST POST /v1/research. $0.02 USDC on Base, 10 free trial calls. Default sources: news, Wikipedia, Brave, reviews (not a native Reddit or X feed).

Fetch a live https URL and score whether the deploy is actually there. POST {"url":"https://your.site","min_score":80} ($0.02). Default x402-seller profile: HTTPS, HSTS, llms.txt, catalog, OpenAPI, MCP, health. Optional claims[] or profile:"web". Returns 0–100, evidence, do_this_first, ci_failed. Humans: GET /v1/tools/claim-check/report?host=your.site. Badge goes stale after 7 days.

Vulnerability scan for a list of packages in one call via OSV.dev: GET ?packages=lodash@4.17.15,pypi:requests==2.19.0,go:github.com/gin-gonic/gin@v1.9.0 (or POST a lockfile). Up to 200 across npm, PyPI, Go, crates.io, Maven and more: per-package advisories, severity, fix versions and upgrade targets; hallucinated and malicious packages flagged. JSON.

Analyze a Base Mainnet token contract: block-pinned owner(), ERC-1967 proxy slots, ERC-20 metadata, code hash, best-effort source match and prior-snapshot comparison when available. Free POST /v1/prepare returns report_id; paid GET /v1/report reads it for 0.01 USDC via x402. Not a security audit.

Schedules a delayed HTTP callback: give a public URL, an optional JSON body, optional headers and a delay of 60 seconds to 7 days (or an absolute time), and this host calls the URL at that time (POST when a body was given, otherwise GET), with one retry and a 10-second timeout. GET /later/<id> reports whether it fired and the status code the callee answered. A request that is refused is not charge