Agent Retry & Backoff Calculator

Agent Retry & Backoff Calculator MCP Connector for Claude

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Deterministic engine for calculating retry schedules, backoff delays, and circuit breaker states.

3 tools Official Updated Oct 1, 2026 Official Vinkius Partner

This MCP server provides a deterministic engine for managing resilient agentic API interactions. It allows AI agents to calculate precise retry schedules using exponential backoff, linear backoff, or server-mandated delays. Use calculate_retry_schedule to determine timing and risk, evaluate_success_probability to estimate success likelihood, and get_circuit_breaker_status to monitor service stability and state transitions.

retrybackoffcircuit-breakerresilienceapi

3 tools expose this connector's capabilities to your AI agent.

calculate_retry_schedule

Determines the specific delays for a sequence of retry attempts based on error types and backoff parameters

evaluate_success_probability

Estimates the statistical likelihood of a successful operation after a specific number of attempts

get_circuit_breaker_status

Monitors failure sequences to determine if the circuit breaker should transition states

See how to talk to your AI agent using Agent Retry & Backoff Calculator.

Calculate a retry schedule for a server error with a base delay of 100ms, 3 retries, a multiplier of 2.0, and a jitter of 0.1, with a max delay of 1000ms.

The retry delays are 100ms, 200ms, and 400ms. The total worst-case wait time is approximately 700ms.

What is the success probability if the failure rate is 0.2 and I attempt the request 5 times?

The success probability after 5 attempts is 0.672 (67.2%).

Check the circuit breaker status after 5 consecutive failures and 30 seconds since the last open state.

The circuit breaker state is OPEN. The next available retry will be available in 30 seconds.

The engine uses different strategies: `rate_limit` (429) honors the Retry-After header if provided, `server_error` (500) uses exponential backoff, and `timeout` (504) uses linear backoff.

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