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token-optimizer-mcp MCP Server

Context-window optimization: caching, compression & smart file tools that cut tokens 60-90%.

Publisher claimed. No tool list reported, and Pod has not connected to this server.

Status

Pod has not dialled token-optimizer-mcp yet, so everything on this page is what its publisher reported rather than what we observed. Registries describe servers; they do not connect to them. Until a check runs, treat the tool list below as a claim.

Connect

Published as @ooples/token-optimizer-mcp on npm. Runs locally.

Known issues

22 problems reported by people outside the maintainer team. Issues filed by the project's own owners, members and collaborators are excluded — those are release checklists and internal refactors, not things that will go wrong for you. Showing 12.

Most discussed

CRITICAL: 3-6x Performance Degradation - Add Server-Level Timing

CRITICAL Performance Degradation

Tasks that used to take 20 minutes are now taking 1-2 hours (3-6x slowdown)

Root Cause Analysis (from Gemini CLI)

Gemini identified THREE major bottlenecks in the PowerShell hooks:

1. Excessive External Process Spawns (10-50ms EACH)

Problem: Each call to invoke-mcp.ps1 creates a NEW PowerShell process Impact: Happens on EVERY hook invocation Fix: Dot-source invoke-mcp.ps1 as functions instead of spawning processes

Read the thread · 2025-11-01 · closed · 3 comments

Living wiki graph: Derived-Knowledge Retrieval (retrieve verdicts, not evidence)

Summary

Build a per-project living wiki graph the agent writes as a side effect of working and reads instead of re-deriving. Full design: docs/WIKI_GRAPH.md (#203).

Why this is the differentiator

Every token optimizer on the market — including ours today — reduces the cost of an operation. Compress the output, cache the read, diff the re-read. That is a bounded win: you

Read the thread · 2026-07-30 · closed · 2 comments

feat: add token savings data to current-session.txt for easy real-time monitoring

Problem

Currently, current-session.txt only tracks operation counts, NOT actual token savings:

{
    "lastOptimized": 0,
    "sessionId": "aad1f532-43d3-44af-ba65-6f89c409b122",
    "sessionStart": "20251031-082211",
    "totalOperations": 2201,
    "totalTokens": 0
}

Users must manually call get_session_stats() MCP tool to see their savings. This creates friction for:

  • Real-time monitoring during sessions
  • Quick checks of optimization effectiveness
  • Dash

Read the thread · 2025-10-31 · closed · 2 comments

smart_glob/smart_grep hang >120s (unbounded traversal) on large repo trees; native dir/rg return instantly

Summary

smart_glob and smart_grep (token-optimizer MCP v5.5.0) hang past the 120s tool timeout and get backgrounded/killed when run against a large/deep repository tree, whereas the native equivalents (cmd /c dir, ripgrep) return in well under a second on the same paths. The tools are advertised as bounded/paginated replacements for the built-ins, so timing out where the built-in is instant is a correctness/perf defect — and it forces a fallback to the very built-ins the routing p

Read the thread · 2026-08-28 · closed · 1 comment

contradictedAt is stored provenance with no reader

Found during #315 (wiki-graph gap closure, part 1 of 3).

hooks-core/curate.mjs writes two fields when a contradiction is recorded: contradictionReason and contradictedAt. The reason now has a reader — it is surfaced in the dispute disclosure when a finding is served. contradictedAt is read by nothing.

It is stored provenance with no consumer, which is the defect class #315 exists to close, in its quietest form.

Two honest options

  1. Give it a reader. The plausible one: age

Read the thread · 2026-08-26 · closed · 1 comment

Most recent

Plan 3: close the defect class, not its instances (#204, part 3 of 3)

Tracking issue for Plan 3 of the #204 wiki-graph work. Part 3 of 3; Plan 1 shipped as #315, Plan 2 is #320.

The plan is committed and self-sufficient: docs/superpowers/plans/2026-08-25-wiki-graph-plan-3-detector-and-allowlist.md on branch feat/close-wiki-graph-gaps-plan2. Read the "Execution state and corrections" section at the bottom first.

Runs last. Its allowlist-emptying task is incomplete by construction until Plans 1 and 2 remove their entries.

Why this is the load-beari

Read the thread · 2026-08-26 · closed · 0 comments

Plan 2: make the graph produce findings, and measure whether they pay (#204, part 2 of 3)

Tracking issue for Plan 2 of the #204 wiki-graph work. Part 2 of 3; Plan 1 shipped as #315.

The plan is committed and self-sufficient: docs/superpowers/plans/2026-08-25-wiki-graph-plan-2-production-and-measurement.md on branch feat/close-wiki-graph-gaps-plan2. Its "Execution state and corrections" section at the bottom is authoritative over the task text above it ? the tasks were written before Plan 1 ran and are wrong in five specific places.

What Plan 2 is for

Plan 1 made the

Read the thread · 2026-08-26 · closed · 0 comments

Content-addressed anchors: a finding about a vendored file should reach every repo holding it

Extracted from #315 (wiki-graph gap closure, part 1 of 3), where contentAnchor was deleted rather than left dormant on the reachability allowlist.

The idea is worth keeping. From its docblock before deletion:

A vendored library file is the same file in every repository that holds it, whatever path each gives it. Anchoring to content as well as path means a finding about it appears in all of them with no promotion step and no path mapping — reach a per-session checkpoint cannot have even in

Read the thread · 2026-08-26 · closed · 0 comments

A drainer killed mid-claim strands its pending-invalidation records

Found during #315 (wiki-graph gap closure, part 1 of 3), in code that PR added.

drainInvalidations in hooks-core/pending.mjs claims the pending-invalidation queue by renaming it to a per-pid claim file, then reads and deletes the claim. That closes the original defect — a concurrent append being deleted unread — and two drainers cannot lose a record, because the loser's renameSync throws and its recovery block is guarded on its own pid.

The residual

A drainer **killed between the ren

Read the thread · 2026-08-26 · closed · 0 comments

Injected text is unescaped: a stored claim or dispute reason can forge lines in the model's context

Found during #315 (wiki-graph gap closure, part 1 of 3). Filed rather than fixed there, because it is a pre-existing class that PR widened rather than introduced.

The problem

Stored text reaches a model's context without escaping. Two surfaces:

  • hooks-core/curate.mjs stores contradictionReason as String(reason || '').slice(0, 400) — unfiltered — and hooks-core/inject.mjs renders it with only a trim and a length cap.
  • render() in inject.mjs emits finding.claim equally raw, a

Read the thread · 2026-08-26 · closed · 0 comments

Dashboard: /wiki route 404s + "active session" widget reads unwired path

Found two bugs in the shipped dashboard (npm run dashboard, dist/server/web-server.js), tested on v5.7.0 installed via npm install -g @ooples/token-optimizer-mcp@latest.

Bug 1: /wiki route 404s (res.sendFile fails despite file existing)

GET /wiki and clicking the "What it knows" nav tab both 404 with:

NotFoundError: Not Found
    at createHttpError (node_modules/send/index.js:861:12)
    at SendStream.error (node_modules/send/index.js:168:31)
    at SendStream.pipe (node_mo

[Read the thread](https://github.com/ooples/token-optimizer-mcp/issues/311) · 2026-08-20 · closed · external user · 0 comments

### Codex plugin installs but MCP server exits before registering tools on Windows

## Summary

The token-optimizer Codex plugin is installed and enabled, but its MCP server exits before registering any tools on Windows. The packaged doctor also fails its server-response check. In addition, the doctor appears to inspect a stale Claude plugin installation (5.5.0) while diagnosing the current Codex/npm package (5.7.0).

## Environment

- Windows 11 (`Microsoft Windows NT 10.0.22631.0`)
- Windows PowerShell `5.1.22621.4249`
- Codex CLI `0.147.0`
- Node.js `v22.2.0`
- npm `10.7.0`

[Read the thread](https://github.com/ooples/token-optimizer-mcp/issues/307) · 2026-08-13 · closed · 0 comments

[See all 19 reports Pod holds for token-optimizer-mcp](/mcp/token-optimizer-mcp/issues) — of 22 qualified upstream.

## Firsthand observations

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