add_constant_throughput_timer

MCP tool from Jmeter MCP Server by juliodelimas

Constant Throughput Timer (target rate pacing)

How to use it

Project documentation lists add_constant_throughput_timer for the Jmeter MCP Server MCP server. Add the server to your MCP client (Claude Desktop, Cursor, Windsurf and others), then check which tools your installed version makes available. Tool availability can depend on configuration and credentials. A server handshake does not verify this tool’s behavior. See the full listing for setup details.

Install Jmeter MCP Server

$npx -y jmeter-mcp-server
FULL JMETER MCP SERVER LISTING

Other tools in Jmeter MCP Server (39)

add_aggregate_report_listener

Aggregate Report listener

add_backend_listener

Backend Listener (streams live metrics to InfluxDB/Graphite/etc.)

add_constant_timer

Constant Timer (pacing/think-time)

add_cookie_manager

HTTP Cookie Manager

add_csv_data_set

CSV Data Set Config (parameterization from a file)

add_duration_assertion

Duration Assertion (response-time SLA)

add_ftp_request

FTP Request sampler

add_header_manager

HTTP Header Manager

add_http_request_defaults

HTTP Request Defaults

add_http_sampler

HTTP Request sampler

add_if_controller

If Controller (conditionally runs child samplers)

add_interleave_controller

Interleave Controller (alternates through children)

add_jdbc_connection_configuration

JDBC Connection Configuration (pooled datasource)

add_jdbc_request

JDBC Request sampler

add_json_assertion

JSON Assertion (JSONPath validation)

add_json_extractor

JSON Extractor post-processor

add_jsr223_postprocessor

JSR223 PostProcessor

add_jsr223_preprocessor

JSR223 PreProcessor

add_jsr223_sampler

JSR223 Sampler (Groovy/BeanShell/JS/JEXL script as the sample)

add_loop_controller

Loop Controller (repeats child samplers)

add_random_controller

Random Controller (runs one random child per pass)

add_regex_extractor

Regular Expression Extractor post-processor

add_response_assertion

Response Assertion

add_setup_thread_group

setUp Thread Group (runs once before all Thread Groups)

add_size_assertion

Size Assertion (response byte-size check)

add_summary_report_listener

Summary Report listener

add_tcp_sampler

TCP Sampler

add_teardown_thread_group

tearDown Thread Group (runs once after all Thread Groups)

add_thread_group

Thread Group (virtual users)

add_transaction_controller

Transaction Controller (groups child samplers into one named transaction)

add_uniform_random_timer

Uniform Random Timer (randomized pacing)

add_user_defined_variables

User Defined Variables

add_user_parameters

User Parameters (per-thread variable value sets)

add_view_results_tree_listener

View Results Tree listener (full request/response capture for debugging)

add_while_controller

While Controller (repeats children while a condition holds)

add_xpath_extractor

XPath Extractor post-processor

create_test_plan

Root TestPlan node — returns planId and the root node id

remove_element

Remove an element (and its subtree); rejects removing the root TestPlan node

update_element

Shallow-merge (or replace) a node's props; a prop value of null deletes that key. Validated against the node's type when known