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Buildkite vs Zeabur

Buildkite scores higher on the AgentReady, 57/100 against 46/100. They differ on 6 of the 41 signals. Which ones decides whether an agent can adopt them without a person watching.

What each one is

Buildkite. CI/CD platform for workflow automation, test optimization, and supply chain security, designed for AI-led workflows and massive scale

Zeabur. Zeabur is a platform that helps you deploy your service with one click, no matter what programming language or framework you use.

Where Buildkite is ahead

Buildkite passes llms.txt published and mcp discoverable, and Zeabur does not. That is discover, whether an agent can find the product at all without being told it exists.

It also holds adopt: agent-compatible signup flow and mcp integration available. Zeabur misses those.

And on operate, structured, predictable output. Zeabur misses it.

Where Zeabur is ahead

Zeabur passes self-service signup, and Buildkite does not. That is adopt, whether an agent can get a key and make its first successful call without a human in the loop.

What neither does

Both fail llms-full.txt / full agent docs, structured api reference, openapi / spec quality, authentication documented, request examples provided, response examples provided, errors and status codes documented, no mandatory sales call, programmatic credential creation, fast time to first request, copyable quickstart, machine-readable errors, retry behavior documented, idempotency support, rate-limit behavior predictable, agent compatibility verified. If your agent needs any of those, you will be building it yourself either way.

Score, pillar by pillar

The AgentReady splits into four pillars, scored separately, because a product can be easy to find and still impossible to adopt.

Discover is whether an agent can find the product at all without being told it exists. Buildkite leads 93 to 73. Buildkite misses llms-full.txt / full agent docs; Zeabur misses llms.txt published, llms-full.txt / full agent docs, mcp discoverable.

Understand. Both sit at 31/100 here. Buildkite misses structured api reference, openapi / spec quality, authentication documented, request examples provided, response examples provided, errors and status codes documented; Zeabur misses structured api reference, openapi / spec quality, authentication documented, request examples provided, response examples provided, errors and status codes documented.

Adopt. Buildkite leads 55 to 45. Buildkite misses self-service signup, no mandatory sales call, programmatic credential creation, fast time to first request, copyable quickstart; Zeabur misses no mandatory sales call, agent-compatible signup flow, programmatic credential creation, fast time to first request, copyable quickstart, mcp integration available.

Operate. Buildkite leads 47 to 35. Buildkite misses machine-readable errors, retry behavior documented, idempotency support, rate-limit behavior predictable, agent compatibility verified; Zeabur misses structured, predictable output, machine-readable errors, retry behavior documented, idempotency support, rate-limit behavior predictable, agent compatibility verified.

Pricing

Buildkite does not publish a machine-readable starting price with no free tier. Zeabur starts at $0/mo and has a free tier.

Signal by signal

Which to pick

Buildkite clears more of the signals an agent needs, so it is the safer default for unattended use. Full profiles: Buildkite and Zeabur. Alternatives to each: Buildkite, Zeabur.

An agent can fetch this as data: POST /v1/compare {"slugs": ["buildkite", "zeabur"]}