Creating Financial Models
Chen-zexi/open-ptc-agent
This skill provides an advanced financial modeling suite with DCF analysis, sensitivity testing, Monte Carlo simulations, and scenario planning for investment decisions
Retrieve historical financial ratings and key metric scores over time using Octagon MCP.
$ npx skills add OctagonAI/skills --skill historical-financial-ratings -a claude-codeProject install by default; add -g for ~/.claude/skills/.
$ gh skill install OctagonAI/skills historical-financial-ratings --agent claude-codeProject scope by default; add --scope user for a personal install. Needs GitHub CLI 2.90.0 or later (public preview).
$ git clone --depth 1 https://github.com/OctagonAI/skills.git skills-src && mkdir -p .claude/skills && cp -r skills-src/skills/historical-financial-ratings .claude/skills/historical-financial-ratings && rm -rf skills-srcUse ~/.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/
Install the "historical-financial-ratings" agent skill from https://github.com/OctagonAI/skills/tree/main/skills/historical-financial-ratings into .claude/skills/historical-financial-ratings/ in this project. Copy the whole folder (SKILL.md and every file beside it), keep the folder name "historical-financial-ratings", then confirm the skill loads.Claude Code copies the folder itself, the same result as the manual copy. Check what it changed before you commit it.
$skill-installer install https://github.com/OctagonAI/skills/tree/main/skills/historical-financial-ratingsType this inside Codex. $skill-installer <name> installs a curated skill from openai/skills. The installer writes to $CODEX_HOME/skills (default ~/.codex/skills). Restart Codex if the skill does not show up.
$ npx skills add OctagonAI/skills --skill historical-financial-ratings -a codexProject install goes to .agents/skills/; add -g for ~/.codex/skills/.
$ gh skill install OctagonAI/skills historical-financial-ratings --agent codexProject scope by default (.agents/skills/); add --scope user for a personal install.
$ git clone --depth 1 https://github.com/OctagonAI/skills.git skills-src && mkdir -p .agents/skills && cp -r skills-src/skills/historical-financial-ratings .agents/skills/historical-financial-ratings && rm -rf skills-srcUse ~/.agents/skills/ instead of .agents/skills for a personal install.
Codex skills documentation · loads skills from .agents/skills/
Install the "historical-financial-ratings" agent skill from https://github.com/OctagonAI/skills/tree/main/skills/historical-financial-ratings into .agents/skills/historical-financial-ratings/ in this project. Copy the whole folder (SKILL.md and every file beside it), keep the folder name "historical-financial-ratings", then confirm the skill loads.Codex copies the folder itself, the same result as the manual copy. Check what it changed before you commit it.
$ npx skills add OctagonAI/skills --skill historical-financial-ratings -a cursorProject install goes to .agents/skills/; add -g for ~/.cursor/skills/.
$ gh skill install OctagonAI/skills historical-financial-ratings --agent cursorProject scope by default (.agents/skills/); add --scope user for a personal install.
$ git clone --depth 1 https://github.com/OctagonAI/skills.git skills-src && mkdir -p .cursor/skills && cp -r skills-src/skills/historical-financial-ratings .cursor/skills/historical-financial-ratings && rm -rf skills-srcUse ~/.cursor/skills/ instead of .cursor/skills for a personal install.
Cursor skills documentation · loads skills from .cursor/skills/, .agents/skills/, .claude/skills/, .codex/skills/
Install the "historical-financial-ratings" agent skill from https://github.com/OctagonAI/skills/tree/main/skills/historical-financial-ratings into .cursor/skills/historical-financial-ratings/ in this project. Copy the whole folder (SKILL.md and every file beside it), keep the folder name "historical-financial-ratings", then confirm the skill loads.Cursor copies the folder itself, the same result as the manual copy. Check what it changed before you commit it.
$ gemini skills install https://github.com/OctagonAI/skills.git --path skills/historical-financial-ratings--scope user (default) or --scope workspace; --path is the subfolder of the repo that holds the skill; --consent skips the security confirmation prompt.
$ npx skills add OctagonAI/skills --skill historical-financial-ratings -a gemini-cliProject install goes to .agents/skills/; add -g for ~/.gemini/skills/.
$ gh skill install OctagonAI/skills historical-financial-ratings --agent gemini-cliProject scope by default (.agents/skills/); add --scope user for a personal install.
$ git clone --depth 1 https://github.com/OctagonAI/skills.git skills-src && mkdir -p .gemini/skills && cp -r skills-src/skills/historical-financial-ratings .gemini/skills/historical-financial-ratings && rm -rf skills-srcUse ~/.gemini/skills/ instead of .gemini/skills for a personal install, then run /skills reload.
Gemini CLI skills documentation · loads skills from .gemini/skills/, .agents/skills/
Install the "historical-financial-ratings" agent skill from https://github.com/OctagonAI/skills/tree/main/skills/historical-financial-ratings into .gemini/skills/historical-financial-ratings/ in this project. Copy the whole folder (SKILL.md and every file beside it), keep the folder name "historical-financial-ratings", then confirm the skill loads.Gemini CLI copies the folder itself, the same result as the manual copy. Check what it changed before you commit it.
$ gh skill install OctagonAI/skills historical-financial-ratingsInstalls for Copilot at project scope by default; add --scope user for a personal install. Preview a skill first with gh skill preview. Needs GitHub CLI 2.90.0 or later (public preview).
$ npx skills add OctagonAI/skills --skill historical-financial-ratings -a github-copilotProject install goes to .agents/skills/; add -g for ~/.copilot/skills/.
$ git clone --depth 1 https://github.com/OctagonAI/skills.git skills-src && mkdir -p .github/skills && cp -r skills-src/skills/historical-financial-ratings .github/skills/historical-financial-ratings && rm -rf skills-srcUse ~/.copilot/skills/ instead of .github/skills for a personal install. Commit .github/skills so cloud agent and code review can use it.
GitHub Copilot skills documentation · loads skills from .github/skills/, .claude/skills/, .agents/skills/
Install the "historical-financial-ratings" agent skill from https://github.com/OctagonAI/skills/tree/main/skills/historical-financial-ratings into .github/skills/historical-financial-ratings/ in this project. Copy the whole folder (SKILL.md and every file beside it), keep the folder name "historical-financial-ratings", then confirm the skill loads.GitHub Copilot copies the folder itself, the same result as the manual copy. Check what it changed before you commit it.
$ npx skills add OctagonAI/skills --skill historical-financial-ratings -a opencodeOpenCode documents no install command of its own. Project install goes to .agents/skills/; add -g for ~/.config/opencode/skills/.
$ gh skill install OctagonAI/skills historical-financial-ratings --agent opencodeProject scope by default (.agents/skills/); add --scope user for a personal install.
$ git clone --depth 1 https://github.com/OctagonAI/skills.git skills-src && mkdir -p .opencode/skills && cp -r skills-src/skills/historical-financial-ratings .opencode/skills/historical-financial-ratings && rm -rf skills-srcUse ~/.config/opencode/skills/ instead of .opencode/skills for a personal install.
OpenCode skills documentation · loads skills from .opencode/skills/, .claude/skills/, .agents/skills/
Install the "historical-financial-ratings" agent skill from https://github.com/OctagonAI/skills/tree/main/skills/historical-financial-ratings into .opencode/skills/historical-financial-ratings/ in this project. Copy the whole folder (SKILL.md and every file beside it), keep the folder name "historical-financial-ratings", then confirm the skill loads.OpenCode copies the folder itself, the same result as the manual copy. Check what it changed before you commit it.
historical-financial-ratingsRetrieve historical financial ratings and key metric scores over time using Octagon MCP.
Historical Financial Ratings is an agent skill from OctagonAI/skills. Retrieve historical financial ratings and key metric scores over time using Octagon MCP. Use when analyzing overall ratings, return on assets, return on equity, discounted cash flow scores, debt-to-equity scores, and letter grades (A+, A, B, etc.) for any public company.
Its SKILL.md is about 1k tokens, which your agent loads only when the skill is triggered. The skill folder holds 5 other files, including reference files (for example `README.md`, `marketplace.json` and `references/interpreting-results.md`).
It sits in Business, Finance & HR, covering Financial modeling and MCP servers. It works with Model Context Protocol. The repository describes itself as: A collection of Claude skills for agentic financial research by Octagon. The licence is MIT.
4 steps, taken from the step headings in SKILL.md.
Read from SKILL.md and the folder at commit 51e938c. It shows what the files ask for, not the result of running them.
Pre-approves nothing: there is no allowed-tools line, so your agent's usual permission prompts apply.
From allowed-tools in the SKILL.md frontmatter.
No scripts in the folder and no shell commands in SKILL.md (its code samples are json).
From the folder's file list and the shell code blocks in SKILL.md.
No URLs in SKILL.md.
From URLs in SKILL.md, links to its own repository left out.
Names no API keys, tokens, secrets or passwords.
From names ending in _API_KEY, _TOKEN, _SECRET, _KEY or _PASSWORD in SKILL.md.
Historical Financial Ratings loads about 1k tokens when it runs, and up to ~3.1k if it reads all its reference files. Until then it costs about 75 tokens; SKILL.md has 366 words of instructions outside code blocks.
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.
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.
The full file from OctagonAI/skills at commit 51e938c, republished under its MIT licence (© OctagonAI). 366 words, ~1,016 tokens.
.claude/skills/historical-financial-ratings/SKILL.md (or your agent's skills folder). This skill also uses 4 other files; get the full folder from GitHub.Retrieve and analyze historical financial ratings and key metric scores over time for public companies using the Octagon MCP server.
Ensure Octagon MCP is configured in your AI agent (Cursor, Claude Desktop, Windsurf, etc.). See references/mcp-setup.md for installation instructions.
Determine the following before querying:
Use the octagon-agent tool with a natural language prompt:
Retrieve historical financial ratings and key metric scores over time for <TICKER>, limited to <N> records.MCP Call Format:
{
"server": "octagon-mcp",
"toolName": "octagon-agent",
"arguments": {
"prompt": "Retrieve historical financial ratings and key metric scores over time for NVDA, limited to 2000 records."
}
}The agent returns historical ratings data including:
| Date | Overall Score | Overall Rating | ROA Score | ROE Score | DCF Score | D/E Score |
|---|---|---|---|---|---|---|
| 2024-01-15 | 5 | A+ | 4 | 4 | 3 | 3 |
| 2024-01-08 | 5 | A+ | 4 | 4 | 3 | 3 |
| 2023-12-29 | 5 | A | 4 | 3 | 3 | 3 |
| ... | ... | ... | ... | ... | ... | ... |
Data Sources: octagon-financials-agent
See references/interpreting-results.md for guidance on:
Standard Historical Analysis:
Retrieve historical financial ratings and key metric scores over time for NVDA, limited to 2000 records.Recent Ratings Focus:
Retrieve historical financial ratings and key metric scores over time for AAPL, limited to 100 records.Extended Historical View:
Retrieve historical financial ratings and key metric scores over time for MSFT, limited to 5000 records.| Metric | Definition | Score Range |
|---|---|---|
| Overall Score | Composite financial health rating | 1-5 (5 = best) |
| Overall Rating | Letter grade for financial health | A+ to F |
| ROA Score | Return on Assets efficiency | 1-5 (5 = best) |
| ROE Score | Return on Equity efficiency | 1-5 (5 = best) |
| DCF Score | Discounted Cash Flow valuation score | 1-5 (5 = best) |
| D/E Score | Debt-to-Equity health | 1-5 (5 = lowest debt) |
Consistent high scores: Companies maintaining 5-star overall scores and A+ ratings over extended periods demonstrate stable financial excellence.
Score improvements: Watch for upward trends in individual metrics (ROA, ROE) as indicators of improving operational efficiency.
Debt management: A stable or improving D/E score suggests the company is managing leverage responsibly.
Rating downgrades: Sudden drops in overall rating (e.g., A+ to B) warrant deeper investigation into financials.
Diverging metrics: If ROE is high but ROA is low, the company may be using significant leverage to boost returns.
© OctagonAI, MIT. Rendered from Markdown: HTML in the file is shown as text, images as links, and headings moved down two levels. Raw file
SKILL.md and 4 other files (references) in skills/historical-financial-ratings of OctagonAI/skills.
Open the folder on GitHubat commit 51e938c
Historical Financial Ratings next to the 5 skills that share the most tags, products or categories with it. Stars are the repository's; “used in” counts other GitHub owners with a copy.
| Skill | Stars | Used in | Tokens | Auto-check | Licence | Repo updated |
|---|---|---|---|---|---|---|
| Historical Financial Ratings this skillOctagonAI/skills | 127 | — | ~1k | Automated safety check: Pass | MIT | |
| Creating Financial ModelsChen-zexi/open-ptc-agent | 729 | 3 repos | ~1.3k | Automated safety check: Pass | MIT | |
| Tradingview MCPatilaahmettaner/tradingview-mcp | 5k | — | ~1.3k | Automated safety check: Pass | MIT | |
| Okx Cex Marketdex-original/okx-agent-trade-kit | 110 | 1 repos | ~2.7k | Automated safety check: Pass | MIT | |
| Polymarket Tennislivetennisapi/livetennisapi-mcp | 152 | — | ~3k | Automated safety check: Pass | MIT | |
| Okx Sentiment Trackerdex-original/okx-agent-trade-kit | 110 | 1 repos | ~3.8k | Automated safety check: Pass | MIT |
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Works with
Categories
Retrieve historical financial ratings and key metric scores over time using Octagon MCP. Historical Financial Ratings is an agent skill from OctagonAI/skills. Retrieve historical financial ratings and key metric scores over time using Octagon MCP.
Historical Financial Ratings fits situations like: analyzing overall ratings; return on assets; return on equity; discounted cash flow scores.
Run `npx skills add OctagonAI/skills --skill historical-financial-ratings -a claude-code`. Or copy the skill folder (skills/historical-financial-ratings in OctagonAI/skills) into .claude/skills/historical-financial-ratings in your project. Claude Code loads it when a task matches its description.
Run `npx skills add OctagonAI/skills --skill historical-financial-ratings -a codex`. Or copy the skill folder (skills/historical-financial-ratings in OctagonAI/skills) into .agents/skills/historical-financial-ratings in your project. Codex loads it when a task matches its description.
Cursor, Gemini CLI, GitHub Copilot and OpenCode also load SKILL.md folders. With the skills CLI, run `npx skills add OctagonAI/skills --skill historical-financial-ratings -a cursor` (or -a gemini-cli, github-copilot or opencode for the others). To copy it by hand, put the folder in .cursor/skills/historical-financial-ratings, .gemini/skills/historical-financial-ratings, .github/skills/historical-financial-ratings and .opencode/skills/historical-financial-ratings in your project.
SKILL.md names no scripts, command-line tools or credentials: Historical Financial Ratings is instructions for the agent only.
SKILL.md contains no URLs. Any network use would come from the scripts or tools the agent runs. This is read from the text; nothing was executed.
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.
Historical Financial Ratings is published under the MIT licence (the repository's licence). It allows redistribution, so the full SKILL.md is shown on this page.
About 1k tokens (SKILL.md is roughly 4.1k characters). Agents keep only the skill's name and description in context until a task matches; then they load SKILL.md in full. Its references folder adds about 2.1k tokens, read only when the agent opens those files.
Skills that share tags, products or a category with Historical Financial Ratings: Creating Financial Models (Chen-zexi/open-ptc-agent, 729 stars), Tradingview MCP (atilaahmettaner/tradingview-mcp, 5k stars), Okx Cex Market (dex-original/okx-agent-trade-kit, 110 stars) and Polymarket Tennis (livetennisapi/livetennisapi-mcp, 152 stars). The comparison table on this page puts their stars, adoption, token cost, safety result and licence side by side.
OctagonAI (a GitHub organization) maintains it in OctagonAI/skills, which has 127 GitHub stars. The repository holds 53 skills in this directory. The repository was last updated on June 5, 2026.
Source: OctagonAI/skills on GitHub. Facts on this page come from the repository at the commit we read; the author's words are quoted as theirs.