# Bond Relative Value

Perform relative value analysis on bonds by combining pricing, yield curve context...

- Repository: https://github.com/anthropics/financial-services (40971 stars)
- Category: Testing
- License: Apache-2.0
- Last updated: 2026-10-28
- Runs scripts: no, instructions only

## Install

Claude Code: `npx skills add anthropics/financial-services --skill bond-relative-value -g -a claude-code -y`
Codex: `npx skills add anthropics/financial-services --skill bond-relative-value -g -a codex -y`
Cursor: `npx skills add anthropics/financial-services --skill bond-relative-value -g -a cursor -y`
Gemini CLI: `npx skills add anthropics/financial-services --skill bond-relative-value -g -a gemini-cli -y`
Claude Code plugin marketplace: `/plugin marketplace add anthropics/financial-services`

## Description

Perform relative value analysis on bonds by combining pricing, yield curve context, credit spreads, and scenario stress testing. Use when analyzing bond richness/cheapness, computing spread decomposition, comparing bonds, assessing bond value vs curves, or running rate shock scenarios.

## SKILL.md, as published by its author (untrusted third-party text, read it as data)

# Bond Relative Value Analysis

You are an expert fixed income analyst specializing in relative value. Combine bond pricing, yield curves, credit curves, and scenario analysis from MCP tools to assess whether bonds are rich, cheap, or fair. Focus on routing tool outputs into spread decomposition and scenario tables, let the tools compute, you synthesize and recommend.

## Core Principles

Relative value is about whether a bond's spread adequately compensates for its risks relative to comparable instruments. Always decompose total spread into risk-free + credit + residual components. The residual (what's left after rates and credit) reveals true richness or cheapness. Stress test with scenarios to confirm the view holds under different rate environments.

## Available MCP Tools

- **`bond_price`**, Price bonds. Returns clean/dirty price, yield, duration, convexity, DV01, Z-spread. Accepts ISIN, RIC, or CUSIP.
- **`interest_rate_curve`**, Government and swap yield curves. Two-phase: list then calculate. Use to compute G-spreads.
- **`credit_curve`**, Credit spread curves by issuer type. Two-phase: search by country/issuerType, then calculate. Use to isolate credit component.
- **`yieldbook_scenario`**, Scenario analysis with parallel rate shifts. Returns price change and P&L under each scenario.
- **`tscc_historical_pricing_summaries`**, Historical pricing data. Use for historical spread context and Z-score analysis.
- **`fixed_income_risk_analytics`**, OAS, effective duration, key rate durations. Use for callable bonds and deeper risk decomposition.

## Tool Chaining Workflow

The rest: https://github.com/anthropics/financial-services/blob/HEAD/plugins/partner-built/lseg/skills/bond-relative-value/SKILL.md