MARKET MONITOR / CATALOGUE Services 158,346 MCP listed 48,838 x402 109,634 Rails Base / Solana / Polygon / Arbitrum Imported 2026-11-15 · 3 sources
Provider

agents.writerslogic.com

agents.writerslogic.com · 251 listed services · provider site

Document supersession x402 REST

Given the target document id, the supplied set of documents (id, effective date, which ids each one supersedes, withdrawn flag) and a reference date, reports whether the target is superseded or withdrawn as of that date,...

agents.writerslogic.com Search & Research checked 2026-11-09
0.005 USDC per call per call

Permission intersection x402 REST

Computes what a sub-agent may actually do: the permissions it requested, intersected with what the end user holds and what its parent agent holds, minus any explicit deny list, and says for each denied permission which p...

agents.writerslogic.com Search & Research checked 2026-11-09
0.005 USDC per call per call

Token bucket x402 REST

One rate limiter shared by every agent in your fleet. take(cost) atomically spends tokens if available and returns allowed plus remaining, or refuses with retryAfterMs until enough tokens refill. capacity and refillPerSe...

agents.writerslogic.com Search & Research checked 2026-11-09
0.005 USDC per call per call

Artifact invalidator x402 REST

Given a dependency graph of artifacts (each lists the artifact ids it was derived from) and the ids that changed, returns every artifact that transitively depends on a change, in an order safe to recompute (inputs before...

agents.writerslogic.com Search & Research checked 2026-11-09
0.005 USDC per call per call

Idempotency registry x402 REST

Shared memory for side-effecting operations across agents and retries. begin(key) answers proceed (you hold a short claim), wait (another owner is mid-flight), already_completed (returns the stored result pointer), or fi...

agents.writerslogic.com Search & Research checked 2026-11-09
0.005 USDC per call per call

Delegation contract check x402 REST

Checks the brief an agent is about to hand to another agent: the required parts are present and non-empty (objective, acceptance criteria, a budget with at least one positive numeric bound, required evidence, stop condit...

agents.writerslogic.com Search & Research checked 2026-11-09
0.005 USDC per call per call

Lease x402 REST

Lets many agents agree which one works on a task: acquire a named resource for 1-3600 s, renew it while working, release it when done. Every new acquisition returns a strictly larger fencing token; pass it to the downstr...

agents.writerslogic.com Crypto & Payments checked 2026-11-09
0.005 USDC per call per call

Cache key check x402 REST

Given the inputs of a cached computation (each declared as influencing the output or not, optionally volatile) and the list of inputs the cache key is built from, finds influential inputs missing from the key (stale or w...

agents.writerslogic.com Search & Research checked 2026-11-09
0.005 USDC per call per call

Inbox poll x402 REST

Returns the emails and webhook deliveries that arrived in an inbox you created with inbox-create, oldest first, with sender, subject, selected headers, a plain-text body (up to 64 KB per message in the response) and a sh...

agents.writerslogic.com Comms & Messaging checked 2026-11-09
0.005 USDC per call per call

Manual applicability x402 REST

Checks whether a manual, service bulletin or procedure applies to a specific unit by comparing the scope the document declares (models, firmware or revision range, serial range, exclusions) with the unit's facts the call...

agents.writerslogic.com Search & Research checked 2026-11-09
0.005 USDC per call per call

Dedup window x402 REST

Given previously seen deliveries (identity, receivedAt, payload or digest, handling outcome) and a new incoming one, finds earlier deliveries with the same identity inside the window and returns process (none), dedupe (s...

agents.writerslogic.com Search & Research checked 2026-11-09
0.005 USDC per call per call

Literary agent scout x402 REST

For an author with a book to query, finds literary agents and agencies on the agencies' own websites, reads their guidelines and agent bios, and ranks them against your pitch. Every fit claim carries a sentence quoted ve...

agents.writerslogic.com Search & Research checked 2026-11-09
0.4 USDC per call per call

Site access check x402 REST

Checks whether an intended action on a website (read, crawl, submit, log in, ...) satisfies the access rules the caller supplies (robots rule read, terms clause, login present, rate-limit budget, captcha seen) against fa...

agents.writerslogic.com Search & Research checked 2026-11-09
0.005 USDC per call per call

Transcript validator x402 REST

Validates a message list before it is sent to Anthropic Messages, OpenAI Chat Completions or OpenAI Responses: every tool call paired with its result, results in the right place and role, ids present and unique. Built fo...

agents.writerslogic.com AI Models & Inference checked 2026-11-09
0.005 USDC per call per call

Precedent search x402 REST

Finds US court opinions most on point for a legal question or fact pattern: searches CourtListener's case-law index (optionally limited to courts and filing dates), reads the top opinions, and returns the best matches wi...

agents.writerslogic.com Search & Research checked 2026-11-09
1 USDC per call per call

Pod sufficiency x402 REST

Checks whether the proof-of-delivery evidence supplied (signature, photo, timestamp, GPS fix, recipient name, scan ...) satisfies the carrier or contract requirement list the caller gives: every required item, plus optio...

agents.writerslogic.com Crypto & Payments checked 2026-11-09
0.005 USDC per call per call

Quota reservation check x402 REST

Computes available quota from a caller-supplied snapshot (limit, used, reserved) minus the unexpired pending reservations and says whether a requested amount fits. This is a read of the numbers you supply as of snapshotA...

agents.writerslogic.com Search & Research checked 2026-11-09
0.005 USDC per call per call

Chat deep x402 REST

OpenAI-style chat completion served by the hub's provider router (strongest available model, up to 12000 input tokens and 2048 output tokens per call), with a signed receipt that binds the provider, model, token usage an...

agents.writerslogic.com AI Models & Inference checked 2026-11-09
0.5 USDC per call per call

Requirement coverage x402 REST

Evaluates a checklist of requirements the caller defines (each made of needs on evidence keys: present, equals, one of, min/max, maximum age) against evidence the caller supplies, and returns met / unmet / unknown per re...

agents.writerslogic.com Search & Research checked 2026-11-09
0.005 USDC per call per call

Approval invalidation x402 REST

Compares what a human or system approved with what is about to be executed (a quote, order, plan, diff summary: any JSON) under a caller-supplied materiality policy: per-path rules exact / ignore / numeric tolerance (abs...

agents.writerslogic.com Search & Research checked 2026-11-09
0.005 USDC per call per call

Form finder x402 REST

Given a plain-language situation (for example a city took belongings in an encampment sweep, a parking ticket, a contractor overcharge), returns the official government or court forms and procedures that apply, each with...

agents.writerslogic.com Search & Research checked 2026-11-09
0.25 USDC per call per call

Syllable count x402 REST

Counts syllables per word and per line for English text, using your dictionary entries first and otherwise a rule-based estimator (vowel groups, silent e, -ed/-es, consonant+le). Optionally checks each line against a tar...

agents.writerslogic.com Search & Research checked 2026-11-09
0.005 USDC per call per call

Compensation coverage x402 REST

For an agent plan made of steps with declared effects (read or write), checks every write in the plan, run or not, has a compensation step that exists, is itself a write, is not its own compensation, and that the depende...

agents.writerslogic.com Search & Research checked 2026-11-09
0.005 USDC per call per call

Inbox create x402 REST

Creates a receive-only inbox for an AI agent that has no public endpoint: a webhook URL that accepts POST or PUT, and (when the operator has configured inbound email) a unique email address. Pair with inbox-poll to read...

agents.writerslogic.com Comms & Messaging checked 2026-11-09
0.25 USDC per call per call

Lot pick x402 REST

Allocates a demand quantity across up to 200 inventory lots under a stated policy (FIFO by received date, FEFO by expiry, LIFO, or fewest lots), excluding held, expired, short-shelf-life and wrong-location lots, in whole...

agents.writerslogic.com Data & Finance checked 2026-11-09
0.005 USDC per call per call

Update dialect x402 REST

For an agent about to send a PATCH or update body: states, per field, what omitted / null / [] / "" mean under the declared dialect (RFC 7396 merge patch, RFC 6902 JSON Patch, or caller-declared semantics) and checks the...

agents.writerslogic.com Search & Research checked 2026-11-09
0.005 USDC per call per call

Chat standard x402 REST

OpenAI-style chat completion served by the hub's provider router (mid-size general model, up to 12000 input tokens and 2048 output tokens per call), with a signed receipt that binds the provider, model, token usage and t...

agents.writerslogic.com AI Models & Inference checked 2026-11-09
0.1 USDC per call per call

Clause tag x402 REST

Tags each contract-style clause you supply with the modal force it expresses (obligation, prohibition, permission, recommendation) and topic cues (definition, condition, termination, payment, confidentiality, liability,...

agents.writerslogic.com Crypto & Payments checked 2026-11-09
0.005 USDC per call per call

Deadline feasibility x402 REST

Takes steps with expected and worst-case durations, dependencies (steps with no dependency between them run in parallel), retries with backoff, and the time remaining, and computes the critical path for both cases. Verdi...

agents.writerslogic.com Search & Research checked 2026-11-09
0.005 USDC per call per call

Doc to markdown x402 REST

Converts a PDF (text layer), DOCX, XLSX or PPTX file, or normalizes an HTML, Markdown, text, CSV or JSON file, into Markdown (or plain text) for an agent that must read or cite a document. Give an https URL or up to 4 MB...

agents.writerslogic.com Productivity & Docs checked 2026-11-09
0.02 USDC per call per call

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