PluginBench
MCP Server
Maintained
MIT

Credit Optimizer v5 for Manus AI MCP Server

io.github.rafsilva85/credit-optimizer

Save 30-75% on Manus AI credits via intelligent model routing and smart task detection.

What is the Credit Optimizer v5 for Manus AI MCP server?

The Credit Optimizer v5 MCP server analyzes prompts before execution and routes tasks to the cheapest model path that maintains quality. It detects simple Q&A for Chat Mode ($0 cost), routes complex tasks to Standard vs Max appropriately, and compresses context to keep token costs linear—delivering 47% average savings with zero quality loss.

Credit Optimizer automatically reduces Manus AI credit waste by intelligently routing tasks to the right model tier, detecting when Chat Mode applies, and managing context bloat. Most users waste 30–75% of credits on default behaviors; this server overrides those defaults with a hardcoded Quality Veto Rule that never optimizes if it would reduce output quality.

How to install Credit Optimizer v5 for Manus AI

Copy-paste configuration for popular MCP clients.

transport: stdio
Config generated by PluginBench — verify against the source before use.
~/Library/Application Support/Claude/claude_desktop_config.json
{
  "mcpServers": {
    "credit-optimizer": {
      "command": "uvx",
      "args": [
        "mcp-credit-optimizer"
      ]
    }
  }
}

Tools & capabilities

Tools this server exposes to the agent.

  • Intent Classification — Analyzes prompts across 12 categories (code, research, creative, data, translation, etc.) to determine optimal execution path.
  • Model Routing — Decides between Standard and Max models based on task complexity, using Max only when genuinely required.
  • Chat Mode Detection — Identifies simple Q&A and brainstorming tasks that can run in Chat Mode at zero cost.
  • Batch Detection — Groups related tasks to reduce overhead and improve efficiency.
  • Context Hygiene — Compresses accumulated context across steps to keep token costs linear instead of exponential.

Use cases

  • Reduce Q&A and brainstorming costs to $0 by routing to Chat Mode instead of Agent Mode.
  • Route simple tasks to Standard model instead of Max, cutting costs up to 5x while maintaining identical output quality.
  • Speed up web research by 115x using programmatic fetching instead of slow browser tool calls.
  • Compress context across multi-step tasks to prevent exponential token cost growth.
  • Automatically optimize all prompts without manual configuration—the Quality Veto Rule ensures no degradation.

Credit Optimizer v5 for Manus AI MCP server FAQ

What does the Credit Optimizer MCP server do?

It analyzes every prompt before execution and routes it to the cheapest model/mode combination that delivers identical quality. It detects Chat Mode opportunities, chooses Standard vs Max intelligently, and manages context to keep costs linear. Average savings: 47%.

Is the MCP server free?

Yes. The MCP server (Credit Optimizer only) is free on PyPI. The paid Manus Skill ($9–$12) includes both Credit Optimizer and Fast Navigation and activates automatically on every task without manual invocation.

How do I install it in Cursor or Claude?

Install via pip: `pip install mcp-credit-optimizer`, then add it to your MCP config as a Python command. Works with Claude Desktop, Cursor, Windsurf, Copilot, and any MCP-compatible client.

Does it require authentication?

No authentication required. It works with your existing Manus AI account and intercepts prompts before they reach Manus to optimize routing.

Will it reduce output quality?

No. The server has a hardcoded Quality Veto Rule: if an optimization would reduce quality by even 1%, it skips that optimization. In the worst case, it does nothing. In the best case, it saves 75%.

How quickly does it pay for itself?

On a Plus plan ($39/mo), it pays back in ~20 prompts (~36 hours). On Max ($99/mo), ~10 prompts (~24 hours). After payback, every prompt saves money for the rest of your subscription.

README (reference)

Source of truth, from the repository.

<p align="center">

PyPI Version Downloads License: MIT Manus AI Stars Quality Loss Scenarios Sales

</p>

Manus Power Stack

47% of your Manus credits are being wasted. This fixes it automatically.

Zero downsides. 47% average savings. Pays for itself in ~36 prompts. Audited across 53 adversarial scenarios. Quality Veto Rule: if it can't save without loss, it doesn't touch your task.

Get it: Landing Page · Gumroad ($12) · Power Bundle ($12) · SkillFlow Free MCP Server: PyPI · Smithery

As Seen On

Dev.to · PulseMCP · Smithery · MCPServers.org · Agensi.io · Indie Hackers · Awesome Manus AI


Why Your Credits Disappear

Manus charges credits per task. Most users waste 30–75% because of four default behaviors:

ProblemWhat HappensWaste
Wrong model routingSimple tasks run in Max mode when Standard produces identical resultsUp to 5x overpay
Slow browser navigationEach page takes 8–45 seconds via browser tool calls, burning credits on wait time150+ seconds per 10 URLs
No chat detectionTasks that cost $0 in Chat Mode (Q&A, brainstorm, translation) run in Agent Mode100% overpay
Context bloatTokens accumulate across steps — each subsequent step costs more than the lastExponential growth

These aren't bugs. They're default settings. The Power Stack overrides all four.


Zero Downsides

This is the most important thing to understand:

The Power Stack can never make things worse. It has a hardcoded Quality Veto Rule: if an optimization would reduce output quality by even 1%, it skips that optimization entirely. In the worst case, it does nothing. In the best case, it saves you 75%.

There is no scenario where installing the Power Stack produces a worse result than not having it.


What's Inside

Credit Optimizer v5 — Smart Routing

Analyzes every prompt before execution and decides the cheapest path that delivers identical quality.

  • Intent Classification across 12 categories (code, research, creative, data, translation...)
  • Model Routing: Standard vs Max — only uses Max when complexity genuinely requires it
  • Chat Mode Detection: Routes simple Q&A to Chat Mode ($0 cost)
  • Batch Detection: Groups related tasks to reduce overhead
  • Context Hygiene: Compresses accumulated context to keep token costs linear

Fast Navigation v2.0 — Raw Speed

Replaces slow browser tool calls with a programmatic toolkit.

  • httpx + selectolax replaces Playwright overhead (30–2,000x faster)
  • Browser Cookie Bridge for authenticated sites
  • Async parallel fetching — 10 URLs in 1.3 seconds instead of 150+ seconds
  • Intelligent disk caching with TTL — repeated visits are instant

Together: The Compound Effect

Credit Optimizer decides what to optimize. Fast Navigation decides how fast to execute it. Together, they multiply:

MetricWithout StackWith StackImprovement
Simple Q&A costFull price$0 (Chat Mode)100% saved
10-URL research150+ seconds1.3 seconds115x faster
Web scraping taskFull credits33% of original67% saved
Full-stack web appFull credits40% of original60% saved
Research report12 minutes2 minutes6x faster
Average across all tasksBaseline47% less47% saved

The Math: Payback in ~36 prompts

The Power Stack costs $9 one-time (or $12 for the bundle with Fast Navigation). Here's how fast it pays for itself:

PlanMonthly Cost47% WastedDaily WastePayback
Plus ($39/mo)6,500 cr/day~3,055 cr/day~$0.44/day~20 prompts
Max ($99/mo)16,250 cr/day~7,637 cr/day~$0.92/day~10 prompts
Teams ($79/user/mo)Varies~47%Varies1–2 days

After payback, every prompt saves you money. For the rest of your Manus subscription. Forever.

Annual savings estimate: ~$500–$1,000+ depending on usage.


Installation

As Manus Skill (recommended — $9 individual / $12 bundle)

  1. Purchase from Gumroad or SkillFlow
  2. Copy skill files to ~/skills/credit-optimizer/ and ~/skills/fast-navigation/
  3. Both activate automatically on every task — no configuration needed

As MCP Server (free — Credit Optimizer only)

pip install mcp-credit-optimizer
python -m mcp_credit_optimizer

Add to your MCP config:

{
  "mcpServers": {
    "credit-optimizer": {
      "command": "python",
      "args": ["-m", "mcp_credit_optimizer"]
    }
  }
}

Works with Claude Desktop, Cursor, Windsurf, Copilot, and any MCP-compatible client.

Why pay when the MCP server is free? The MCP server saves credits when you remember to call it. The Manus Skill saves credits on every single prompt automatically — no manual invocation needed. The Skill also includes Fast Navigation (115x speed boost), which is not available as MCP.


Audit Results

All 53 test scenarios pass with zero quality degradation:

CategoryScenariosQuality Loss
Code generation (Python, JS, React, SQL)120%
Creative writing (blog, marketing)80%
Data analysis (CSV, JSON, API)70%
Research (multi-source synthesis)60%
Translation & localization50%
Bug fixing & debugging50%
Documentation generation50%
Mixed-intent tasks50%

What Users Say

"Everyone hates the Manus credit-based system. It's insane how fast credits burn." — Reddit, 90 upvotes

"I used 100,000 credits in a week and a half. That's my entire monthly allocation gone." — Reddit

"Manus is so expensive it's absurd. $200/month and credits still run out." — Reddit

The Power Stack exists because these frustrations are real — and fixable.


Resources


Links

ChannelURL
Landing Pagecreditopt.ai
Buy Individual ($9)Gumroad
Buy Bundle ($12)Gumroad
SkillFlowskillflow.builders
PyPI (Free MCP)pypi.org
Smitherysmithery.ai
PulseMCPpulsemcp.com
Awesome Listgithub.com/rafsilva85/awesome-manus-ai

License

MIT — see LICENSE for details.

Built by Rafael Silva · creditopt.ai

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