open-telemetry/opentelemetry-auto-guzzle

OpenTelemetry auto-instrumentation for Guzzle.

1.2.1 2025-06-17 23:41 UTC

Requires

• php: ^8.1
• ext-opentelemetry: *
• guzzlehttp/guzzle: ^7
• open-telemetry/api: ^1.0
• open-telemetry/sem-conv: ^1.32

Requires (Dev)

• friendsofphp/php-cs-fixer: ^3
• guzzlehttp/promises: ^2
• nyholm/psr7: *
• open-telemetry/sdk: ^1.0
• phan/phan: ^5.0
• phpstan/phpstan: ^1.1
• phpstan/phpstan-mockery: ^1.1.0
• phpstan/phpstan-phpunit: ^1.0
• phpunit/phpunit: ^9.5
• psalm/plugin-phpunit: ^0.19.2
• vimeo/psalm: 6.4.0

Apache-2.0

• Guzzle
• instrumentation
• tracing
• opentelemetry
• open-telemetry
• otel

README

This is a read-only subtree split of https://github.com/open-telemetry/opentelemetry-php-contrib.

OpenTelemetry Guzzle auto-instrumentation

Please read https://opentelemetry.io/docs/instrumentation/php/automatic/ for instructions on how to install and configure the extension and SDK.

Overview

Auto-instrumentation hooks are registered via composer.

• create spans automatically for each Guzzle request that is sent (sync or async)
• add a traceparent header to the request to facilitate distributed tracing

Configuration

The extension can be disabled via runtime configuration:

OTEL_PHP_DISABLED_INSTRUMENTATIONS=guzzle