coso-mcp
Open COSO internal-control review MCP: scope, risk, controls, sampling, testing, workpapers.
- 0.1.1
- Version
- remote + npm
- Transport
- 39
- Tools
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Tools (39)
get_server_info
Return the server identity, the COSO framework it covers, and the mandatory disclaimer.
list_components
List the five components of the COSO Internal Control—Integrated Framework (ICIF-2013).
list_principles
List the 17 principles of the COSO ICIF-2013, optionally filtered to a single component.
get_principle
Return a single COSO principle by framework number or slug, including its paraphrased points of focus.
get_component
Return a single COSO component by id, with its principles.
list_objective_categories
List the three COSO objective categories (operations, reporting, compliance).
list_assertions
List the assertions used to frame control objectives: completeness, existence/occurrence, accuracy, valuation, obligations/rights, presentation/disclosure.
create_engagement
Create a new internal-control review engagement. Returns the engagement id used by all later tools.
get_engagement
Return an engagement by id.
list_engagements
List all engagement ids and titles.
add_scope_item
Add a significant account/process to the review scope, with its objective category and assertions.
list_scope_items
List the scope items for an engagement.
register_risk
Register a risk to objectives, with likelihood, assertions, related COSO principles and a fraud flag.
list_risks
List the risks registered for an engagement.
register_control
Register a key control with its type, frequency, linked risks, assertions and COSO principles.
list_controls
List the controls registered for an engagement.
get_audit_log
Return the append-only audit events recorded for an engagement.
compute_sample_size
Recommend a sample size for a control from its frequency, risk and population size, with a documented rationale.
create_population
Register the population for a control — either an explicit item list or a declared size. Bounded to 10000 items.
list_populations
List the populations registered for an engagement.
select_sample
Select a reproducible sample from a population. Seeded (deterministic) for random/systematic/haphazard; targeted takes explicit references. Records the method, seed and references.
record_test_result
Record attribute-level outcomes (pass/fail/na) for a tested sample, with an optional conclusion.
list_test_results
List the test results recorded for an engagement.
note_exception
Record an exception identified during testing, with root cause, impact and any compensating control.
list_exceptions
List the exceptions recorded for an engagement.
assemble_workpaper
Assemble a Markdown control-testing workpaper from the control, its risks, population, sample, test results and exceptions.
list_workpapers
List the workpapers assembled for an engagement.
get_workpaper
Return a workpaper including its rendered Markdown.
add_review_note
Add a reviewer note to a workpaper.
resolve_review_note
Mark a review note resolved on a workpaper.
sign_off
Record a preparer or reviewer sign-off. Warns (does not block) if the same person prepared and reviewed.
get_activity_log
Return the append-only activity log for an engagement, plus a Markdown rendering.
classify_deficiency
Classify a control deficiency as deficiency / significant deficiency / material weakness from likelihood × magnitude (escalates for a pervasive control).
list_deficiencies
List the deficiencies recorded for an engagement.
aggregate_deficiencies
Group related deficiencies by control, flag combinations that may aggregate, and report the overall severity.
assess_principle
Report data-driven coverage indicators for one COSO principle (controls, risks and deficiencies mapped to it).
assess_component
Report coverage indicators for one COSO component, aggregating its principles.
framework_integration_check
Check that all five COSO components have some recorded coverage and that principles are addressed.
generate_report
Generate a Markdown internal-control review report: scope, risks, controls, testing, workpapers, deficiencies and COSO coverage.