The latest articles on DEV Community by Ganesh Joshi (@ganeshjoshi). https://dev.to/ganeshjoshi https://media2.dev.to/dynamic/image/width=90,height=90,fit=cover,gravity=auto,format=auto/https:%2F%2Fdev-to-uploads.s3.amazonaws.com%2Fuploads%2Fuser%2Fprofile_image%2F3812945%2F5c98e077-4bc4-4521-8bf1-006bca4726f1.png https://dev.to/ganeshjoshi en Ganesh Joshi Sat, 30 May 2026 10:49:24 +0000 https://dev.to/ganeshjoshi/anthropic-api-claude-tool-use-and-structured-outputs-in-apps-4525 https://dev.to/ganeshjoshi/anthropic-api-claude-tool-use-and-structured-outputs-in-apps-4525 <p><em>This post was created with AI assistance and reviewed for accuracy before publishing.</em></p> <p>Anthropic documents the <strong>Messages API</strong>, <strong>models</strong>, and <strong>tool use</strong> for Claude at <a href="https://docs.anthropic.com/en/api" rel="noopener noreferrer">Anthropic API documentation</a>. Model IDs, pricing, and capabilities are versioned; copy model strings from the console or docs, not from old blog posts.</p> <h2> Tools </h2> <p>Tool calling lets Claude request structured actions (HTTP, DB, internal functions) that your server executes. Validate arguments with schemas before execution.</p> <h2> Structured workflows </h2> <p>When you need machine-readable output, combine tool use with strict validation in your own code. Treat model output as untrusted until parsed.</p> <h2> Practical takeaway </h2> <p>Rotate API keys. Log request IDs for support. Monitor token usage against budgets.</p> anthropic claude api ai Ganesh Joshi Fri, 29 May 2026 12:21:00 +0000 https://dev.to/ganeshjoshi/anthropic-api-claude-tool-use-and-structured-outputs-in-apps-3a9a https://dev.to/ganeshjoshi/anthropic-api-claude-tool-use-and-structured-outputs-in-apps-3a9a <p><em>This post was created with AI assistance and reviewed for accuracy before publishing.</em></p> <p>Anthropic documents the <strong>Messages API</strong>, <strong>models</strong>, and <strong>tool use</strong> for Claude at <a href="https://docs.anthropic.com/en/api" rel="noopener noreferrer">Anthropic API documentation</a>. Model IDs, pricing, and capabilities are versioned; copy model strings from the console or docs, not from old blog posts.</p> <h2> Tools </h2> <p>Tool calling lets Claude request structured actions (HTTP, DB, internal functions) that your server executes. Validate arguments with schemas before execution.</p> <h2> Structured workflows </h2> <p>When you need machine-readable output, combine tool use with strict validation in your own code. Treat model output as untrusted until parsed.</p> <h2> Practical takeaway </h2> <p>Rotate API keys. Log request IDs for support. Monitor token usage against budgets.</p> anthropic claude api ai Ganesh Joshi Thu, 28 May 2026 12:35:43 +0000 https://dev.to/ganeshjoshi/anthropic-api-claude-tool-use-and-structured-outputs-in-apps-a7e https://dev.to/ganeshjoshi/anthropic-api-claude-tool-use-and-structured-outputs-in-apps-a7e <p><em>This post was created with AI assistance and reviewed for accuracy before publishing.</em></p> <p>Anthropic documents the <strong>Messages API</strong>, <strong>models</strong>, and <strong>tool use</strong> for Claude at <a href="https://docs.anthropic.com/en/api" rel="noopener noreferrer">Anthropic API documentation</a>. Model IDs, pricing, and capabilities are versioned; copy model strings from the console or docs, not from old blog posts.</p> <h2> Tools </h2> <p>Tool calling lets Claude request structured actions (HTTP, DB, internal functions) that your server executes. Validate arguments with schemas before execution.</p> <h2> Structured workflows </h2> <p>When you need machine-readable output, combine tool use with strict validation in your own code. Treat model output as untrusted until parsed.</p> <h2> Practical takeaway </h2> <p>Rotate API keys. Log request IDs for support. Monitor token usage against budgets.</p> anthropic claude api ai Ganesh Joshi Wed, 27 May 2026 12:25:30 +0000 https://dev.to/ganeshjoshi/anthropic-api-claude-tool-use-and-structured-outputs-in-apps-lb1 https://dev.to/ganeshjoshi/anthropic-api-claude-tool-use-and-structured-outputs-in-apps-lb1 <p><em>This post was created with AI assistance and reviewed for accuracy before publishing.</em></p> <p>Anthropic documents the <strong>Messages API</strong>, <strong>models</strong>, and <strong>tool use</strong> for Claude at <a href="https://docs.anthropic.com/en/api" rel="noopener noreferrer">Anthropic API documentation</a>. Model IDs, pricing, and capabilities are versioned; copy model strings from the console or docs, not from old blog posts.</p> <h2> Tools </h2> <p>Tool calling lets Claude request structured actions (HTTP, DB, internal functions) that your server executes. Validate arguments with schemas before execution.</p> <h2> Structured workflows </h2> <p>When you need machine-readable output, combine tool use with strict validation in your own code. Treat model output as untrusted until parsed.</p> <h2> Practical takeaway </h2> <p>Rotate API keys. Log request IDs for support. Monitor token usage against budgets.</p> anthropic claude api ai Ganesh Joshi Mon, 25 May 2026 12:37:04 +0000 https://dev.to/ganeshjoshi/anthropic-api-claude-tool-use-and-structured-outputs-in-apps-2hke https://dev.to/ganeshjoshi/anthropic-api-claude-tool-use-and-structured-outputs-in-apps-2hke <p><em>This post was created with AI assistance and reviewed for accuracy before publishing.</em></p> <p>Anthropic documents the <strong>Messages API</strong>, <strong>models</strong>, and <strong>tool use</strong> for Claude at <a href="https://docs.anthropic.com/en/api" rel="noopener noreferrer">Anthropic API documentation</a>. Model IDs, pricing, and capabilities are versioned; copy model strings from the console or docs, not from old blog posts.</p> <h2> Tools </h2> <p>Tool calling lets Claude request structured actions (HTTP, DB, internal functions) that your server executes. Validate arguments with schemas before execution.</p> <h2> Structured workflows </h2> <p>When you need machine-readable output, combine tool use with strict validation in your own code. Treat model output as untrusted until parsed.</p> <h2> Practical takeaway </h2> <p>Rotate API keys. Log request IDs for support. Monitor token usage against budgets.</p> anthropic claude api ai Ganesh Joshi Sun, 24 May 2026 10:45:17 +0000 https://dev.to/ganeshjoshi/anthropic-api-claude-tool-use-and-structured-outputs-in-apps-1pn6 https://dev.to/ganeshjoshi/anthropic-api-claude-tool-use-and-structured-outputs-in-apps-1pn6 <p><em>This post was created with AI assistance and reviewed for accuracy before publishing.</em></p> <p>Anthropic documents the <strong>Messages API</strong>, <strong>models</strong>, and <strong>tool use</strong> for Claude at <a href="https://docs.anthropic.com/en/api" rel="noopener noreferrer">Anthropic API documentation</a>. Model IDs, pricing, and capabilities are versioned; copy model strings from the console or docs, not from old blog posts.</p> <h2> Tools </h2> <p>Tool calling lets Claude request structured actions (HTTP, DB, internal functions) that your server executes. Validate arguments with schemas before execution.</p> <h2> Structured workflows </h2> <p>When you need machine-readable output, combine tool use with strict validation in your own code. Treat model output as untrusted until parsed.</p> <h2> Practical takeaway </h2> <p>Rotate API keys. Log request IDs for support. Monitor token usage against budgets.</p> anthropic claude api ai Ganesh Joshi Sat, 23 May 2026 10:39:56 +0000 https://dev.to/ganeshjoshi/anthropic-api-claude-tool-use-and-structured-outputs-in-apps-5f6g https://dev.to/ganeshjoshi/anthropic-api-claude-tool-use-and-structured-outputs-in-apps-5f6g <p><em>This post was created with AI assistance and reviewed for accuracy before publishing.</em></p> <p>Anthropic documents the <strong>Messages API</strong>, <strong>models</strong>, and <strong>tool use</strong> for Claude at <a href="https://docs.anthropic.com/en/api" rel="noopener noreferrer">Anthropic API documentation</a>. Model IDs, pricing, and capabilities are versioned; copy model strings from the console or docs, not from old blog posts.</p> <h2> Tools </h2> <p>Tool calling lets Claude request structured actions (HTTP, DB, internal functions) that your server executes. Validate arguments with schemas before execution.</p> <h2> Structured workflows </h2> <p>When you need machine-readable output, combine tool use with strict validation in your own code. Treat model output as untrusted until parsed.</p> <h2> Practical takeaway </h2> <p>Rotate API keys. Log request IDs for support. Monitor token usage against budgets.</p> anthropic claude api ai Ganesh Joshi Fri, 22 May 2026 11:49:12 +0000 https://dev.to/ganeshjoshi/anthropic-api-claude-tool-use-and-structured-outputs-in-apps-1oen https://dev.to/ganeshjoshi/anthropic-api-claude-tool-use-and-structured-outputs-in-apps-1oen <p><em>This post was created with AI assistance and reviewed for accuracy before publishing.</em></p> <p>Anthropic documents the <strong>Messages API</strong>, <strong>models</strong>, and <strong>tool use</strong> for Claude at <a href="https://docs.anthropic.com/en/api" rel="noopener noreferrer">Anthropic API documentation</a>. Model IDs, pricing, and capabilities are versioned; copy model strings from the console or docs, not from old blog posts.</p> <h2> Tools </h2> <p>Tool calling lets Claude request structured actions (HTTP, DB, internal functions) that your server executes. Validate arguments with schemas before execution.</p> <h2> Structured workflows </h2> <p>When you need machine-readable output, combine tool use with strict validation in your own code. Treat model output as untrusted until parsed.</p> <h2> Practical takeaway </h2> <p>Rotate API keys. Log request IDs for support. Monitor token usage against budgets.</p> anthropic claude api ai Ganesh Joshi Thu, 21 May 2026 12:20:53 +0000 https://dev.to/ganeshjoshi/anthropic-api-claude-tool-use-and-structured-outputs-in-apps-4koc https://dev.to/ganeshjoshi/anthropic-api-claude-tool-use-and-structured-outputs-in-apps-4koc <p><em>This post was created with AI assistance and reviewed for accuracy before publishing.</em></p> <p>Anthropic documents the <strong>Messages API</strong>, <strong>models</strong>, and <strong>tool use</strong> for Claude at <a href="https://docs.anthropic.com/en/api" rel="noopener noreferrer">Anthropic API documentation</a>. Model IDs, pricing, and capabilities are versioned; copy model strings from the console or docs, not from old blog posts.</p> <h2> Tools </h2> <p>Tool calling lets Claude request structured actions (HTTP, DB, internal functions) that your server executes. Validate arguments with schemas before execution.</p> <h2> Structured workflows </h2> <p>When you need machine-readable output, combine tool use with strict validation in your own code. Treat model output as untrusted until parsed.</p> <h2> Practical takeaway </h2> <p>Rotate API keys. Log request IDs for support. Monitor token usage against budgets.</p> anthropic claude api ai Ganesh Joshi Wed, 20 May 2026 11:52:13 +0000 https://dev.to/ganeshjoshi/anthropic-api-claude-tool-use-and-structured-outputs-in-apps-1eco https://dev.to/ganeshjoshi/anthropic-api-claude-tool-use-and-structured-outputs-in-apps-1eco <p><em>This post was created with AI assistance and reviewed for accuracy before publishing.</em></p> <p>Anthropic documents the <strong>Messages API</strong>, <strong>models</strong>, and <strong>tool use</strong> for Claude at <a href="https://docs.anthropic.com/en/api" rel="noopener noreferrer">Anthropic API documentation</a>. Model IDs, pricing, and capabilities are versioned; copy model strings from the console or docs, not from old blog posts.</p> <h2> Tools </h2> <p>Tool calling lets Claude request structured actions (HTTP, DB, internal functions) that your server executes. Validate arguments with schemas before execution.</p> <h2> Structured workflows </h2> <p>When you need machine-readable output, combine tool use with strict validation in your own code. Treat model output as untrusted until parsed.</p> <h2> Practical takeaway </h2> <p>Rotate API keys. Log request IDs for support. Monitor token usage against budgets.</p> anthropic claude api ai Ganesh Joshi Tue, 19 May 2026 12:15:23 +0000 https://dev.to/ganeshjoshi/anthropic-api-claude-tool-use-and-structured-outputs-in-apps-2aff https://dev.to/ganeshjoshi/anthropic-api-claude-tool-use-and-structured-outputs-in-apps-2aff <p><em>This post was created with AI assistance and reviewed for accuracy before publishing.</em></p> <p>Anthropic documents the <strong>Messages API</strong>, <strong>models</strong>, and <strong>tool use</strong> for Claude at <a href="https://docs.anthropic.com/en/api" rel="noopener noreferrer">Anthropic API documentation</a>. Model IDs, pricing, and capabilities are versioned; copy model strings from the console or docs, not from old blog posts.</p> <h2> Tools </h2> <p>Tool calling lets Claude request structured actions (HTTP, DB, internal functions) that your server executes. Validate arguments with schemas before execution.</p> <h2> Structured workflows </h2> <p>When you need machine-readable output, combine tool use with strict validation in your own code. Treat model output as untrusted until parsed.</p> <h2> Practical takeaway </h2> <p>Rotate API keys. Log request IDs for support. Monitor token usage against budgets.</p> anthropic claude api ai Ganesh Joshi Mon, 18 May 2026 12:39:09 +0000 https://dev.to/ganeshjoshi/anthropic-api-claude-tool-use-and-structured-outputs-in-apps-4nb4 https://dev.to/ganeshjoshi/anthropic-api-claude-tool-use-and-structured-outputs-in-apps-4nb4 <p><em>This post was created with AI assistance and reviewed for accuracy before publishing.</em></p> <p>Anthropic documents the <strong>Messages API</strong>, <strong>models</strong>, and <strong>tool use</strong> for Claude at <a href="https://docs.anthropic.com/en/api" rel="noopener noreferrer">Anthropic API documentation</a>. Model IDs, pricing, and capabilities are versioned; copy model strings from the console or docs, not from old blog posts.</p> <h2> Tools </h2> <p>Tool calling lets Claude request structured actions (HTTP, DB, internal functions) that your server executes. Validate arguments with schemas before execution.</p> <h2> Structured workflows </h2> <p>When you need machine-readable output, combine tool use with strict validation in your own code. Treat model output as untrusted until parsed.</p> <h2> Practical takeaway </h2> <p>Rotate API keys. Log request IDs for support. Monitor token usage against budgets.</p> anthropic claude api ai