diff --git a/README.md b/README.md
index 309acbc3..ad5a75b6 100644
--- a/README.md
+++ b/README.md
@@ -425,6 +425,7 @@ These are only needed for **headless / CI extraction** (`graphify extract`). Whe
 | `GRAPHIFY_MAX_WORKERS` | AST parallelism thread count | optional — also `--max-workers` flag |
 | `GRAPHIFY_MAX_OUTPUT_TOKENS` | Raise output cap for dense corpora | optional — e.g. `32768` for large files |
 | `GRAPHIFY_API_TIMEOUT` | Per-call timeout in seconds for HTTP, claude-cli, and Anthropic SDK backends (default: 600) | optional — also `--api-timeout` flag |
+| `GRAPHIFY_MAX_RETRIES` | How many times to retry a rate-limited (429) request before giving up (default: 6; honors `Retry-After`) | optional — raise for strict per-org limits (e.g. kimi); `0` disables |
 | `GRAPHIFY_FORCE` | Force graph rebuild even with fewer nodes | optional — also `--force` flag |
 | `GRAPHIFY_GOOGLE_WORKSPACE` | Auto-enable Google Workspace export | optional — set to `1` |
 | `GRAPHIFY_TRIAGE_BACKEND` | Backend for `graphify prs --triage` | optional — auto-detected from available keys |