antongulin/Robin

Free AI code reviews for every PR. BYOK, works with OpenRouter free tier. Auto-reviews on open, /robin or /review on demand. No quotas.

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Maintenance Recency: Activelast commit Jul 9, 2026
License: MIT

Pinned Snippet

workflow.ymlSHA-pinned

uses: antongulin/robin@75d2800b6d146d14d4d3adc95f0bfdae1fef8134 # v2.4.3

tags can be moved; commit SHAs can't. why a SHA?

Inputs

name	description	required	default
github-token	GitHub token for posting PR review comments	yes	${{ github.token }}
llm-api-key	API key for your LLM endpoint. Use "ollama" for self-hosted Ollama.	no	ollama
llm-base-url	Base URL for OpenAI-compatible API. Examples: https://api.openai.com/v1, http://your-server:11434/v1	yes	—
model	Model name to use. Examples: gpt-4o, llama3.2, codellama:13b, or your provider-specific model name.	yes	—
fail-on-high	If true, the action will fail when high severity issues are found.	no	false
request-changes	Whether a high severity finding submits a blocking REQUEST_CHANGES review. true posts REQUEST_CHANGES; false always posts a non-blocking COMMENT (advisor mode). Leave empty to use the repo config, which defaults to true.	no	""
max-diff-size	Maximum diff size in characters to send to the model. Large diffs are truncated.	no	50000
max-output-tokens	Optional maximum tokens for the LLM response. Leave empty to use the provider/model default.	no	""
llm-timeout-ms	Timeout in milliseconds for LLM requests. Default is 10 minutes (600000 ms). Increase if you frequently see 'Request timed out' with large diffs.	no	600000
max-comments	Maximum number of inline review comments to post. Extra findings stay in the review body.	no	15
review-on-synchronize	Run automatic reviews for pull_request synchronize events, which happen after each new commit pushed to a PR. Set to true only if you want review on every push.	no	false
min-command-permission	Minimum repository permission required to run slash commands: read, triage, write, maintain, or admin.	no	write
review-instructions	Additional reviewer instructions appended to the built-in review prompt.	no	""
review-instructions-file	Repository file containing additional reviewer instructions. Read from the PR base branch for safety.	no	.github/code-reviewer.md
config-file	Optional repository config file on the PR base branch (.github/robin.yml).	no	.github/robin.yml
use-json-response-mode	Request JSON object responses when the provider supports response_format. Leave empty to use repo config or default true.	no	""

Outputs

no outputs