n4nAI

Topic

CI/CD Pipelines for LLM Apps

15 posts on ci/cd pipelines for llm apps — part of developer tools on the n4n AI blog.

Developer toolsHow-to

Setting up GitHub Actions to test prompts on every PR

Set up GitHub Actions prompt testing on pull requests with a practical CI workflow that catches LLM regressions before merge using live model calls.

3 min read
Developer toolsHow-to

Secrets management for LLM API keys in CI/CD

Step-by-step playbook for managing LLM API keys in CI/CD: HashiCorp Vault injection, OIDC short-lived creds, and safe fallback patterns for modern pipelines.

3 min read
Developer toolsGuide

Rollback strategies when a model update breaks production

A practical rollback strategy for model update failures in LLM apps: pin versions, canary, automated gates, and fallback to keep production stable.

5 min read
Developer toolsHow-to

Parallel eval suites with GitHub Actions matrix jobs

Run parallel eval suites GitHub Actions matrix jobs to shard LLM evaluations across models and cut CI time, with copy-paste YAML and Python.

3 min read
Developer toolsGuide

Monorepo CI for teams shipping multiple LLM-powered features

Practical monorepo CI for LLM features: isolate model calls, mock gateways, run affected tests, and add live smoke tests with fallback.

4 min read
Developer toolsHow-to

Linting prompts before they merge with a pre-commit hook

Learn how to build a prompt linting pre-commit hook to catch LLM prompt errors before merge, with step-by-step runnable Python and YAML.

3 min read
Developer toolsHow-to

How to keep CI fast when every test hits an LLM API

Practical steps for keeping CI fast with LLM API test calls: mock the client, replay fixtures, use small models, cache layers, and enforce budgets.

3 min read
Developer toolsHow-to

Cost budgets in CI: capping token spend on every test run

Learn how to implement capping token spend in CI test runs with a step-by-step guardrail using env vars, usage tracking, and CI config for LLM apps.

4 min read
Developer toolsGuide

Continuous deployment for prompts, without a full release

A practical guide to continuous deployment for prompts: decouple LLM prompts from code, version them, validate in CI, and ship changes without full releases.

5 min read
Developer toolsComparison

CI/CD for LLM apps vs traditional software: what changes

Head-to-head comparison of CI/CD for LLM apps vs traditional software across capabilities, cost, latency, ergonomics, ecosystem, and limits.

5 min read
Developer toolsHow-to

Caching LLM API calls in CI to cut test costs

A practical guide to caching LLM API calls in CI pipelines using pytest and GitHub Actions, reducing test spend by replaying deterministic model responses.

3 min read
Developer toolsTutorial

Building a CI/CD pipeline for a RAG application

A hands-on tutorial to build a CI/CD pipeline for RAG applications using GitHub Actions, covering indexing, retrieval tests, and automated LLM evals.

3 min read
Developer toolsTutorial

Blocking deploys on failed eval scores in GitHub Actions

A hands-on tutorial for blocking deploys on failed LLM eval scores in GitHub Actions: wire evals into CI/CD, fail builds on regressions, ship safer.

3 min read
Developer toolsTutorial

A GitHub Actions workflow for n4n-powered apps

Build a practical CI pipeline that tests and smoke-checks LLM apps using n4n.ai's OpenAI-compatible gateway, with GitHub Actions and live fallback validation.

3 min read
Developer toolsTutorial

A CI/CD pipeline for LLM apps, step by step

Hands-on guide to building a CI/CD pipeline for LLM apps with GitHub Actions: validate prompts, run eval tests, gate deployments, and ship reliably.

2 min read