--- title: "Scalar: vendor profile | Agent Ready Checklist" description: "Scalar, a docs tool: 1 of 4 checklist rows read are met by default, with 7 sourced facts, dated plans and what it does not do." canonical: https://agentreadychecklist.com/vendors/scalar site: "Agent Ready Checklist" last_updated: 2026-11-05 section: "Vendors" --- # Scalar: vendor profile | Agent Ready Checklist > Scalar, a docs tool: 1 of 4 checklist rows read are met by default, with 7 sourced facts, dated plans and what it does not do. Source: https://agentreadychecklist.com/vendors/scalar Site: Agent Ready Checklist Last reviewed: 2026-11-05 Agent endpoints: https://agentreadychecklist.com/llms.txt (index), https://agentreadychecklist.com/openapi.json (API), https://agentreadychecklist.com/mcp (MCP server), https://agentreadychecklist.com/ask (search) Access: https://agentreadychecklist.com/auth.md (no key). Pricing: https://agentreadychecklist.com/pricing.md (free). # Scalar Scalar publishes an open-source OpenAPI reference renderer and a hosted platform that generates API docs, SDKs and MCP servers from OpenAPI documents, which meets AR-ACT-02. MCP servers need the Pro plan, from USD 125 a month, and the Free plan ends Docs publishing when the 7-day trial runs out. llms.txt for hosted docs is not covered. ## At a glance Type [Docs tool](https://agentreadychecklist.com/vendors/by-type/docs-tool/) Homepage [scalar.com](https://scalar.com), answered HTTP 200 on 2026-11-05 Checklist rows 4 of 31 read: **1** supported, 1 partial, 2 no statement Last read 2026-11-05 ## What it does for this layer - Scalar's pricing page lists Free at $0 for APIs up to 25 endpoints, Pro at $150 a month or $125 billed yearly, and Business at $600 a month or $500 billed yearly. primary source: [scalar.com/pricing](https://scalar.com/pricing), read 2026-11-05 - Scalar's Pro plan is described as "Ship docs, SDKs, and MCP servers", with 5 editor seats and up to 15 APIs. primary source: [scalar.com/pricing](https://scalar.com/pricing), read 2026-11-05 - Every new Scalar team starts with a 7-day trial at Pro limits, and publishing a Docs site after the trial needs a paid plan. primary source: [scalar.com/pricing](https://scalar.com/pricing), read 2026-11-05 - The scalar/scalar repository on GitHub is MIT-licensed, was created on 2023-08-16 and had 16,378 stars on 2026-11-05. observed: [api.github.com/repos/scalar/scalar](https://api.github.com/repos/scalar/scalar), read 2026-11-05 - Scalar's API reference renderer, @scalar/api-reference, reached 1.77.0 on 2026-11-05 under the MIT licence. primary source, 2026-11-05: [registry.npmjs.org/@scalar/api-reference](https://registry.npmjs.org/@scalar/api-reference), read 2026-11-05 - Scalar measures SDK size by the number of endpoints in the OpenAPI document: 25 on Free, 100 on Pro, 250 on Business. primary source: [scalar.com/pricing](https://scalar.com/pricing), read 2026-11-05 - Scalar's website returned its pricing page as markdown when the request listed text/markdown as acceptable on 2026-11-05. observed: [scalar.com/pricing](https://scalar.com/pricing), read 2026-11-05 ## Products and plans | Product | What it is | Price | As of | | --- | --- | --- | --- | | Scalar Free | API docs, landing pages and one SDK for small APIs. | Free; up to 25 endpoints, 3 APIs, 1 editor; scalar.com/pricing | 2026-11-05 | | Scalar Pro | Docs, SDKs and MCP servers for teams. | From USD 125 per month billed yearly; $150 billed monthly; scalar.com/pricing | 2026-11-05 | | Scalar API Reference | Open-source OpenAPI reference renderer. | Free, open source; MIT licence; registry.npmjs.org/@scalar/api-reference | 2026-11-05 | ## Standards | Row | What it asks | Status | What the vendor's pages say | Source | | --- | --- | --- | --- | --- | | AR-READ-07 | Ship llms.txt | no statement | llms.txt for hosted docs was not covered by the pages read. | none | | AR-ACT-02 | OpenAPI contract | supports | Docs and SDKs are generated from the OpenAPI document. | scalar.com/pricing | | AR-ACT-03 | MCP over Streamable HTTP | partial | MCP servers are part of the paid Pro plan. | scalar.com/pricing | | CF-MARKDOWN-NEGOTIATION | Markdown by Accept | no statement | Hosted-docs negotiation was not documented in the pages read; scalar.com itself answered with markdown. | none | ## Checks on its own site | Reading | Result | Date | Source | | --- | --- | --- | --- | | Cloudflare scan of scalar.com | 80 of 100, band L5 Agent-Native | 2026-11-05 | isitagentready.com | ## What it does not do - Scalar does not let a team keep publishing a Docs site on the Free plan after the 7-day trial. - Scalar does not generate SDKs beyond the endpoint limit of the plan. ## Reading notes The Accept header sent by the fetch helper lists text/markdown, which is why scalar.com answered in markdown. ## Related pages on this site Same type [Docs tools](https://agentreadychecklist.com/vendors/by-type/docs-tool/), [all vendors](https://agentreadychecklist.com/vendors/) ## Sources - [scalar.com](https://scalar.com)read 2026-11-05 - [scalar.com/pricing](https://scalar.com/pricing)read 2026-11-05 - [api.github.com/repos/scalar/scalar](https://api.github.com/repos/scalar/scalar)read 2026-11-05 - [registry.npmjs.org/@scalar/api-reference](https://registry.npmjs.org/@scalar/api-reference)read 2026-11-05 - [isitagentready.com](https://isitagentready.com/)read 2026-11-05 Edition Data 2026-11-04 Reviewed 2026-11-05 Spec AgentReady v2.0, 273d2d7 Crawl 13,071 rows, 2026-11-04 Ora 132 checks, contract 1.38.0, 2026-11-05 Verify with Ora The scanner this site recommends for the whole checklist. 132 checks, a score out of 100, no account. `npx ax@0.10 audit --min-score ` [Why Ora, and its limits](https://agentreadychecklist.com/verify-with-ora/) Method - [How rows, commands and rates are made](https://agentreadychecklist.com/method/) - [How an Ora check is matched to a row](https://agentreadychecklist.com/checklist/ora-checks/) - [Pass rates by rank band](https://agentreadychecklist.com/data/by-rank/) Sources and read dates sit at the foot of the page. Last reviewed 2026-11-05. AgentReady v2.0, read 2026-11-04.