Optimize Fathom API usage and plan selection. An agent skill from jeremylongshore/tons-of-skills-marketplace.

MITAuto-check passedSales & Support

Install Fathom Cost Tuning

skills CLI
$ npx skills add jeremylongshore/tons-of-skills-marketplace --skill fathom-cost-tuning -a claude-code

Project install by default; add -g for ~/.claude/skills/.

GitHub CLI
$ gh skill install jeremylongshore/tons-of-skills-marketplace fathom-cost-tuning --agent claude-code

Project scope by default; add --scope user for a personal install. Needs GitHub CLI 2.90.0 or later (public preview).

Manual copy
$ git clone --depth 1 https://github.com/jeremylongshore/tons-of-skills-marketplace.git skills-src && mkdir -p .claude/skills && cp -r skills-src/skills/.curated/fathom-cost-tuning .claude/skills/fathom-cost-tuning && rm -rf skills-src

Use ~/.claude/skills/ instead of .claude/skills for a personal install. The folder must contain SKILL.md.

Claude Code skills documentation · loads skills from .claude/skills/

Facts

Skill name
fathom-cost-tuning
GitHub stars
2.8k
Token cost
~1.3k tokens
SKILL.md length
405 words
Files
1
Skills in repo
3,342
Repo updated
First seen
Licence
MIT

At a glance

Optimize Fathom API usage and plan selection. An agent skill from jeremylongshore/tons-of-skills-marketplace.

  • Works in 3 steps: Measure aggregate meeting volume,… → Change one reversible setting and… → Retain the change only after owner…
  • With phrases like fathom cost
  • SKILL.md covers Prerequisites, Instructions, Output and Examples, plus 8 more sections
  • Instructions only: no scripts, shell commands, URLs or credentials in SKILL.md

What it does

Fathom Cost Tuning is an agent skill from jeremylongshore/tons-of-skills-marketplace. Optimize Fathom API usage and plan selection. Trigger with phrases like "fathom cost", "fathom pricing", "fathom plan".

Its SKILL.md is about 1.3k tokens, which your agent loads only when the skill is triggered. It is a single SKILL.md file with no bundled scripts. Compatibility notes: Designed for Claude Code

It sits in Sales & Support. The repository describes itself as: Model-agnostic agent-skills platform with a harness-free canonical layer, verified adapters, and the ccpi package manager. Explore at tonsofskills.com. The licence is MIT.

When your agent uses it

  • With phrases like fathom cost

Example prompts

  • “fathom cost”
  • “fathom pricing”
  • “fathom plan”
  • “/fathom-cost-tuning”

Requirements

  • Compatibility (from SKILL.md): Designed for Claude Code
  • Pre-approved tools (allowed-tools): Read, Grep

Workflow steps

3 steps, taken from the first numbered list in SKILL.md.

  1. Measure aggregate meeting volume, processing, sync/follow-up behavior, errors, and cost by approved scope.
  2. Change one reversible setting and compare against the baseline and consent/delivery safeguards.
  3. Retain the change only after owner approval; restore the prior setting on regression.

What it can do on your machine

Read from SKILL.md and the folder at commit cfae287. It shows what the files ask for, not the result of running them.

  • Tool permissions

    Pre-approves these tools, so the agent can use them without asking each time:

    • Read
    • Grep

    From allowed-tools in the SKILL.md frontmatter.

  • Runs code

    No scripts in the folder and no shell commands in SKILL.md (its code samples are typescript).

    From the folder's file list and the shell code blocks in SKILL.md.

  • Network

    Links to these hosts (documentation or services it may open):

    • fathom.video
    • docs.fathom.video

    From URLs in SKILL.md, links to its own repository left out.

  • Credentials

    Names no API keys, tokens, secrets or passwords.

    From names ending in _API_KEY, _TOKEN, _SECRET, _KEY or _PASSWORD in SKILL.md.

  • Compatibility

    Designed for Claude Code

    From compatibility in the SKILL.md frontmatter.

Context cost

Fathom Cost Tuning loads about 1.3k tokens when it runs. Until then it costs about 35 tokens; SKILL.md has 405 words of instructions outside code blocks.

Always · name and description, kept in context so the agent knows when to use it
~35
When it runs · the whole SKILL.md, loaded when a task matches
~1.3k

Estimates: characters ÷ 4, the usual rule of thumb; real counts depend on the model's tokenizer. Scripts and assets cost tokens only if the agent reads them.

Safety

Auto-check passed

The automated check found no risky patterns in SKILL.md.

Automated static check — not a guarantee. Review scripts before installing. It scans the text of SKILL.md for risky patterns (piping downloads into a shell, reading credential files, hidden Unicode, destructive commands); files beside SKILL.md are not scanned.

SKILL.md

The full file from jeremylongshore/tons-of-skills-marketplace at commit cfae287, republished under its MIT licence (© jeremylongshore). 405 words, ~1,322 tokens.

Download SKILL.mdSave it as .claude/skills/fathom-cost-tuning/SKILL.md (or your agent's skills folder).
name
fathom-cost-tuning
description
Optimize Fathom API usage and plan selection. Trigger with phrases like "fathom cost", "fathom pricing", "fathom plan".
allowed-tools
Read, Grep
compatibility
Designed for Claude Code
version
1.6.0
license
MIT
author
Jeremy Longshore <jeremy@intentsolutions.io>
tags
saas, meeting-intelligence, ai-notes, fathom

Fathom Cost Tuning

Prerequisites

  • An aggregate usage/cost baseline, budget owner, recording/consent policy, quality/delivery SLO, and synthetic evaluation fixture.

Instructions

  1. Measure aggregate meeting volume, processing, sync/follow-up behavior, errors, and cost by approved scope.
  2. Change one reversible setting and compare against the baseline and consent/delivery safeguards.
  3. Retain the change only after owner approval; restore the prior setting on regression.

Output

  • A measured cost decision with owner, data/consent/delivery guardrails, and rollback threshold.

Examples

Evaluate a development workflow with synthetic meeting metadata, reduce duplicate processing or unnecessary integration calls, and compare aggregate cost/latency/error metrics. Revert on quality, consent, or CRM-sync regression; do not disable audit, retention, or access controls to save cost.

Overview

Fathom pricing scales with per-seat licensing for team features, with primary cost drivers being transcript storage volume and recording hours consumed. Every meeting generates a transcript and AI summary that persist in storage. For organizations running dozens of meetings daily, unchecked transcript accumulation and redundant API polling for meeting data create unnecessary spend. Optimizing retrieval patterns and storage lifecycle directly reduces both API costs and plan overhead.

Cost Breakdown

ComponentCost DriverOptimization
Seat licensesPer-user/month for Team planAudit active seats quarterly; remove inactive users
Transcript storageAccumulated meeting transcriptsArchive transcripts older than 90 days to local storage
Recording hoursMeeting duration across all usersDisable recording for standup/informal meetings
API pollingRepeated list/get calls for meeting dataUse webhooks for push notifications instead of polling
CRM sync eventsPer-meeting sync to Salesforce/HubSpotBatch CRM writes; skip internal-only meetings
Show full SKILL.md (152 more words)Show less

API Call Reduction

typescript
class FathomTranscriptCache {
  private cache = new Map<string, { transcript: string; summary: string }>();

  async getTranscript(meetingId: string, apiFn: () => Promise<any>): Promise<any> {
    // Transcripts are immutable after generation — cache permanently
    if (this.cache.has(meetingId)) return this.cache.get(meetingId);
    const result = await apiFn();
    this.cache.set(meetingId, result);
    return result;
  }

  async listMeetings(params: { include_summary: boolean }): Promise<any[]> {
    // Always use include_summary=true to avoid N+1 calls
    // Fetches summaries inline with the list response
    const response = await fetch('/api/meetings?include_summary=true');
    return response.json();
  }
}

Usage Monitoring

typescript
class FathomUsageTracker {
  private apiCalls = 0;
  private readonly rateLimit = 60; // 60 req/min
  private windowStart = Date.now();

  async throttledCall<T>(fn: () => Promise<T>): Promise<T> {
    if (Date.now() - this.windowStart > 60_000) {
      this.apiCalls = 0;
      this.windowStart = Date.now();
    }
    if (this.apiCalls >= this.rateLimit) {
      const waitMs = 60_000 - (Date.now() - this.windowStart);
      await new Promise(r => setTimeout(r, waitMs));
      this.apiCalls = 0;
      this.windowStart = Date.now();
    }
    this.apiCalls++;
    return fn();
  }

  getUsageReport(): { callsThisMinute: number; remainingCapacity: number } {
    return { callsThisMinute: this.apiCalls, remainingCapacity: this.rateLimit - this.apiCalls };
  }
}

Cost Optimization Checklist

  • Use webhooks for meeting completion events instead of polling
  • Always pass include_summary=true in list requests to avoid extra calls
  • Cache transcripts permanently — they never change after generation
  • Batch API processing within the 60 req/min rate limit
  • Audit team seats quarterly and remove inactive users
  • Archive transcripts older than 90 days to reduce storage costs
  • Disable auto-recording for informal or standup meetings
  • Skip CRM sync for internal-only meetings

Error Handling

IssueCauseFix
429 rate limit hitExceeding 60 req/minImplement throttling with sliding window
Duplicate transcript fetchesMultiple services requesting same meetingCentralize through shared cache
Stale meeting listPolling on long intervalsSwitch to webhook-driven updates
CRM sync failuresBatch too large or network timeoutChunk CRM writes into batches of 10
Storage costs climbingNo transcript lifecycle policyImplement 90-day archive-to-local policy

Resources

Next Steps

See fathom-performance-tuning.

© jeremylongshore, MIT. Rendered from Markdown: HTML in the file is shown as text, images as links, and headings moved down two levels. Raw file

Files

Just SKILL.md in skills/.curated/fathom-cost-tuning of jeremylongshore/tons-of-skills-marketplace.

Open the folder on GitHubat commit cfae287

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Deskcomm Extensaomelgarafael/DeskcommCRM4.5k—~2.7kAutomated safety check: PassMIT

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Categories

Questions about Fathom Cost Tuning

What does Fathom Cost Tuning do?

Optimize Fathom API usage and plan selection. An agent skill from jeremylongshore/tons-of-skills-marketplace. Fathom Cost Tuning is an agent skill from jeremylongshore/tons-of-skills-marketplace. Optimize Fathom API usage and plan selection.

When should I use Fathom Cost Tuning?

Fathom Cost Tuning fits situations like: with phrases like fathom cost.

How do I install Fathom Cost Tuning in Claude Code?

Run `npx skills add jeremylongshore/tons-of-skills-marketplace --skill fathom-cost-tuning -a claude-code`. Or copy the skill folder (skills/.curated/fathom-cost-tuning in jeremylongshore/tons-of-skills-marketplace) into .claude/skills/fathom-cost-tuning in your project. Claude Code loads it when a task matches its description.

How do I install Fathom Cost Tuning in Codex?

Run `npx skills add jeremylongshore/tons-of-skills-marketplace --skill fathom-cost-tuning -a codex`. Or copy the skill folder (skills/.curated/fathom-cost-tuning in jeremylongshore/tons-of-skills-marketplace) into .agents/skills/fathom-cost-tuning in your project. Codex loads it when a task matches its description.

Can I use Fathom Cost Tuning in Cursor, Gemini CLI or GitHub Copilot?

Cursor, Gemini CLI, GitHub Copilot and OpenCode also load SKILL.md folders. With the skills CLI, run `npx skills add jeremylongshore/tons-of-skills-marketplace --skill fathom-cost-tuning -a cursor` (or -a gemini-cli, github-copilot or opencode for the others). To copy it by hand, put the folder in .cursor/skills/fathom-cost-tuning, .gemini/skills/fathom-cost-tuning, .github/skills/fathom-cost-tuning and .opencode/skills/fathom-cost-tuning in your project.

What does Fathom Cost Tuning need to run?

SKILL.md names no scripts, command-line tools or credentials: Fathom Cost Tuning is instructions for the agent only. Its frontmatter pre-approves these tools: Read, Grep. Compatibility (from SKILL.md): Designed for Claude Code.

Does Fathom Cost Tuning access the network?

SKILL.md names 2 domains. As links in the text: fathom.video and docs.fathom.video. This is read from the text; nothing was executed.

Is Fathom Cost Tuning safe to install?

Our automated static check of SKILL.md found no risky patterns, such as piping downloads into a shell, reading credential files or hidden Unicode. It is not a guarantee. Review the folder before installing.

What licence does Fathom Cost Tuning use?

Fathom Cost Tuning is published under the MIT licence (declared in SKILL.md). It allows redistribution, so the full SKILL.md is shown on this page.

How many tokens does Fathom Cost Tuning use?

About 1.3k tokens (SKILL.md is roughly 5.3k characters). Agents keep only the skill's name and description in context until a task matches; then they load SKILL.md in full.

What are the alternatives to Fathom Cost Tuning?

Skills that share tags, products or a category with Fathom Cost Tuning: Cold Outbound Optimizer (ericosiu/ai-marketing-skills, 3.6k stars), Doc Coauthoring (aws-samples/sample-strands-agent-with-agentcore, 195 stars), Amazon Buy Box Monitor (browser-act/skills, 6.1k stars) and Review Analysis (liangdabiao/amazon-sorftime-research-MCP-skill, 959 stars). The comparison table on this page puts their stars, adoption, token cost, safety result and licence side by side.

Who maintains Fathom Cost Tuning?

jeremylongshore (a GitHub user) maintains it in jeremylongshore/tons-of-skills-marketplace, which has 2,827 GitHub stars. The repository holds 3,342 skills in this directory. The repository was last updated on October 10, 2026.

Source: jeremylongshore/tons-of-skills-marketplace on GitHub. Facts on this page come from the repository at the commit we read; the author's words are quoted as theirs.