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Merge pull request #153 from tekelala/main

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fix(agent): handle 413 payload-too-large via compression instead of aborting
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Teknium 2026-02-27 22:57:55 -08:00 • committed by GitHub
commit 2c817ce4a5
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7 changed files with 895 additions and 9 deletions
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44
run_agent.py
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@ -2092,11 +2092,44 @@ class AIAgent:
"interrupted": True,
}
# Check for 413 payload-too-large BEFORE generic 4xx handler.
# A 413 is a payload-size error — the correct response is to
# compress history and retry, not abort immediately.
status_code = getattr(api_error, "status_code", None)
is_payload_too_large = (
status_code == 413
or 'request entity too large' in error_msg
or 'error code: 413' in error_msg
)
if is_payload_too_large:
print(f"{self.log_prefix}⚠️ Request payload too large (413) - attempting compression...")
original_len = len(messages)
messages, active_system_prompt = self._compress_context(
messages, system_message, approx_tokens=approx_tokens
)
if len(messages) < original_len:
print(f"{self.log_prefix} 🗜️ Compressed {original_len} → {len(messages)} messages, retrying...")
continue # Retry with compressed messages
else:
print(f"{self.log_prefix}❌ Payload too large and cannot compress further.")
logging.error(f"{self.log_prefix}413 payload too large. Cannot compress further.")
self._persist_session(messages, conversation_history)
return {
"messages": messages,
"completed": False,
"api_calls": api_call_count,
"error": "Request payload too large (413). Cannot compress further.",
"partial": True
}
# Check for non-retryable client errors (4xx HTTP status codes).
# These indicate a problem with the request itself (bad model ID,
# invalid API key, forbidden, etc.) and will never succeed on retry.
status_code = getattr(api_error, "status_code", None)
is_client_status_error = isinstance(status_code, int) and 400 <= status_code < 500
# Note: 413 is excluded — it's handled above via compression.
is_client_status_error = isinstance(status_code, int) and 400 <= status_code < 500 and status_code != 413
is_client_error = is_client_status_error or any(phrase in error_msg for phrase in [
'error code: 400', 'error code: 401', 'error code: 403',
'error code: 404', 'error code: 422',
@ -2104,7 +2137,7 @@ class AIAgent:
'invalid api key', 'invalid_api_key', 'authentication',
'unauthorized', 'forbidden', 'not found',
])
if is_client_error:
self._dump_api_request_debug(
api_kwargs, reason="non_retryable_client_error", error=api_error,
@ -2124,8 +2157,9 @@ class AIAgent:
# Check for non-retryable errors (context length exceeded)
is_context_length_error = any(phrase in error_msg for phrase in [
'context length', 'maximum context', 'token limit',
'too many tokens', 'reduce the length', 'exceeds the limit'
'context length', 'maximum context', 'token limit',
'too many tokens', 'reduce the length', 'exceeds the limit',
'request entity too large', # OpenRouter/Nous 413 safety net
])
if is_context_length_error: