Agents & Manager Articles
Multi-agent development with Antigravity — Manager Surface leadership, orchestration patterns, loop prevention, and monitoring unattended runs.
2026 AI Coding Agents Compared: How to Use Claude Code, OpenCode, Cursor, and Gemini CLI Together
The 2026 AI coding agent landscape is fragmented on purpose. Claude Code, OpenCode, Cursor, and Gemini CLI each have distinct strengths. This guide builds a practical framework for choosing and combining them based on project needs.
Building a Subscription AI Agent Service with AgentKit 2.0 — Stripe Billing to Monthly Revenue Design
Complete guide to building and monetizing a subscription-based AI agent service using AgentKit 2.0. Covers Stripe integration, multi-agent design, pricing strategy, and churn prevention — everything needed to reach stable monthly recurring revenue.
A Practical Guide to Designing Multi-Agent Workflows with Google ADK
Learn how to design and implement multi-agent workflows using Google Agent Development Kit. Covers orchestrator and sub-agent role design, state passing, parallel execution, and graceful error handling with real examples.
Debugging Antigravity AI Agents: A Systematic Diagnosis Guide
A systematic approach to diagnosing AI agent failures in Antigravity—covering startup failures, tool call errors, loop detection, and incorrect behavior—with practical debugging patterns for each.
Designing Antigravity's Architect / Builder Mathematically — Agent Design Through the Lens of Search, Classification, and Inference
Antigravity's Architect/Builder split looks suspiciously like the math behind search engines and classifiers. Here is a way to think about agent design using the language of weighting, candidate pruning, and probability — for more stable, reproducible agents.
AI Agent Orchestration Design Patterns — Task Decomposition, Handoffs, and Loop Control
A practical look at the design challenges you encounter when actually running AI agents: task decomposition granularity, sub-agent handoff structures, and reliable loop termination.
Building an Agent-Driven SaaS on Antigravity and Stripe — A Complete 2026 Implementation Guide
An end-to-end implementation guide for shipping an automation SaaS built on Antigravity's agent capabilities, Stripe, and Cloudflare Workers — covering task queuing, concurrency control, webhook handling, and the agent-specific edge cases (timeouts, partial failure, cost runaway) that always show up.
Engineering Quality Into AI Agents — When Autonomous Execution Breaks and How to Prevent It
Autonomous AI agents degrade over time. This article shows how to catch the decay before it breaks, with multi-stage verification gates and a failure dictionary that lets agents self-recover — drawn from running four sites with multiple agents in parallel.
Can Antigravity Post to Instagram and TikTok Automatically? — Building an SNS Marketing Automation Pipeline
Learn how to build an automated posting pipeline for Instagram and TikTok using Antigravity agents. From Meta Graph API setup to TikTok Content Posting API integration, this guide walks you through a working implementation.
Multi-Agent CI/CD Quality Gate — Automating PR Review, Testing, and Security with Antigravity × GitHub Actions
A complete implementation guide for building a multi-agent CI/CD quality gate using AgentKit 2.0 and GitHub Actions. Covers parallel code review, test generation, and security scanning agents — with production cost management and pitfall solutions.
Replacing Prompt Engineering with DSPy in Antigravity: A Production Playbook for Self-Optimizing LLM Programs
Replace hand-tuned prompts with self-optimizing LLM programs in Antigravity — DSPy signatures, optimizers, evaluation, and production deployment.
When Parallel Antigravity Agents Fight Over the Same File — Preventing Conflicts and Surviving Real-World Race Conditions
Running Antigravity agents in parallel surfaces five concrete kinds of conflict and three classic race conditions. This guide walks through each one with reproducible failures and the locking, optimistic, and queue-based fixes I actually run in production.
Antigravity Agent Shadow Mode Production Rollout Guide — A Safer Way to Test New Versions
How to safely roll out new versions of an Antigravity AI agent by mirroring real production traffic to the new version without affecting users — design, implementation and rollout playbook.
Building Validation Loops in Antigravity Agents: 3 Patterns for AI-Verified Output
Make your Antigravity agents verify their own work. This guide walks through three practical validation loop patterns — Self-Verifier, Critic-Approver, and Test-Driven — with working code examples in AgentKit 2.0.
Teaching Antigravity Agents to Learn from Failure — A Solo Developer's Loop for Reusing Failure History
Antigravity agents repeat the same mistakes because each session starts blank. A solo developer's six-month run with a structured failure log, a separate observer agent, and the side-effect of overfitting.
Antigravity Model Picker Showing No Models — How to Diagnose and Recover
When the Antigravity model selector goes empty and you cannot pick a model, the cause is usually one of four things. This guide walks through each layer with diagnostic commands so you can recover in minutes.
Stopping an Antigravity Agent Mid-Run: How to Pause and Resume Without Losing Your Work
When an agent starts heading in the wrong direction, hitting Stop without thinking can leave half-edited files and broken checkpoints. Here is the workflow I use to pause an agent and resume cleanly.
Designing Production Incident Runbooks for Antigravity Agents: A Practical Framework from Detection to Recovery
A complete guide to designing incident runbooks for production Antigravity Agents — detection, triage, mitigation, and postmortem, with working code you can drop into your stack today.
Before Your Antigravity Agent Bill Goes Sideways: A Solo Developer's Forecast and Cutback Playbook
Discovering your monthly bill is an order of magnitude larger than expected is the first big trap of running agents. Here's the forecasting and cutback playbook I've built up as an indie developer, with concrete numbers, a working guardrail script, and the monthly review cycle I use.
Turning AI Agents into Products — Build Billable Automation Services with Antigravity
Learn how to package Antigravity's multi-agent capabilities into sellable automation services. Covers AgentKit 2.0 orchestration, usage-based billing, and three ready-to-sell agent service blueprints.
Versioning and A/B Testing Prompts for Production AI Agents in Antigravity
Hard-coding prompts in production turns improvement into guesswork. This guide walks through registry design, A/B traffic routing, statistical promotion, and rollback — with code you can ship inside your Antigravity environment.
Building Self-Healing Antigravity Agents — Detection, Diagnosis, and Recovery in Production
A practical three-layer pattern for keeping Antigravity agents alive in production: signal-based detection, deterministic diagnosis, and graduated recovery — with full AgentKit 2.0 code and the production traps I learned the hard way.
Letting Antigravity Be Your Night-Shift Engineer: A Solo Dev Operating Model
How to operate Antigravity agents as the second engineer who works while you sleep. Task hand-off, scope boundaries, and a morning three-point check turned into a script — the model I have refined while running multiple products solo.
Designing a Context Compression Sub-Agent in AgentKit 2.0 — A Production Pipeline That Stops Long-Running Tasks From Drowning in Their Own History
When you run an AgentKit 2.0 agent for hours inside Antigravity, response time and accuracy degrade together as the conversation history balloons. This premium guide walks through a production-grade dynamic compression sub-agent — schema, prompt, integration hooks, and an A/B evaluation harness — so you can decide rollout based on numbers, not gut feel.
Antigravity Agent Product Blueprint — A 90-Day Plan Built on Gates and an Exit Line
A 90-day plan for turning an AgentKit 2.0 build into a product an indie developer can sell, organized around go/no-go gates instead of task lists. Includes an SDK-agnostic run wrapper, a D1 daily quota guard, a signature-verified Stripe webhook, and a break-even formula.
Building Multi-Agent Systems with AgentKit 2.0 in Antigravity — A Production Implementation Guide
AgentKit 2.0 dropped the barrier to multi-agent systems sharply. After implementing three different agent-coordination patterns in Antigravity, here's the design playbook covering decisions, traps, and production operation.
Five Paths to Sell AI Agents Built on AgentKit 2.0 — How Indie Developers Should Pick a Distribution Channel
Where should a solo developer sell an agent built on Antigravity? Five channels — marketplace, own site, SaaS embed, consulting-to-product, subscription — compared by take-home share, customer distance and time to first revenue, with Stripe checkout code and a usage-cap check.
Giving Antigravity Agents Safe Write Access — Production Permission Boundary Design
A practical guide to designing Permission Boundaries that let AI agents safely touch production databases, deploys, and billing APIs — with dry-runs, approval queues, and audit logs.
Antigravity × Gemma 4: Building an On-Prem PII Masking Agent — Production Design That Keeps Sensitive Data In-House
When customer data cannot leave your network, here is the on-prem PII masking pipeline I run in production using Antigravity and Gemma 4 — including the audit, key, and latency decisions that hold up under SOC2 review.
Why Antigravity's Browser Preview Goes Blank — A Diagnosis Workflow That Actually Works
Your agent says the dev server is up, but Antigravity's embedded preview is blank. Here's the order of checks I run to narrow it down to the real cause in a few minutes.
Building a Subscription SaaS on Antigravity Multi-Agent — Role Splits, Quotas, and Stripe Integration That Actually Stick
Antigravity multi-agent is fun to demo. Turning it into the core of a paying subscription SaaS is a different game. Here's the implementation playbook — agent role splits, idempotent task queues, Stripe metered billing, and retention — with working TypeScript code.
Implementing Agent-to-Agent Communication in Antigravity Using the A2A Protocol
A practical guide to wiring agents together with the A2A protocol on Google Antigravity. Covers the design rationale, endpoint shapes, authentication, error handling, and the production-readiness checklist I run through.
Antigravity Background Agent Stops Mid-Task — 5 Causes and Fixes
Learn why Antigravity's Background Agent stops before completing tasks and how to fix it. Covers timeout, context exhaustion, network drops, file conflicts, and error loops — with concrete prevention strategies.
Designing Antigravity Agent Traces That Tell You Why It Failed — Observability in Practice
How to add OpenTelemetry spans to your own agent loop so a failure can be read in a few lines. Covers span structure, what to keep and drop in attributes, a failure_class taxonomy, a retry table, three dashboard views, cost attributes, and PII handling — with code that runs.
End-to-End Playbook for Antigravity Contract Work — Pricing, Contracts, and the Ongoing Operations Flow
A premium playbook for landing, delivering, and operating Antigravity-based business automation contracts as an indie developer. Covers initial discovery, pricing logic, the contract clauses that protect you, delivery patterns, and the ongoing operational issues that determine whether contract work is profitable or exhausting.
Shipping an Antigravity Agent as a Paid API — Gateway Design, Usage Billing, and Enterprise Pricing from Scratch
A complete implementation guide for turning Antigravity agents into a billable API service. Covers API gateway, API key management, token tracking, Stripe Metered Billing, rate limiting, and enterprise SLA design — with production-ready code throughout.
Force Gemma 4 to Stay Inside Your Schema: A Production Guide to Constrained Decoding in Antigravity with GBNF, Outlines, and vLLM
A production-grade guide to running Gemma 4 locally in Antigravity while guaranteeing schema-compliant output. Covers llama.cpp GBNF grammars, Outlines with Pydantic, and vLLM guided_json — with concrete Python code and failure-mode fallbacks.
Implementing Antigravity's A2A Protocol — Practical Patterns for Agent-to-Agent Conversation
A hands-on guide to Antigravity's A2A (Agent-to-Agent) protocol. Walks through the minimal two-agent setup and three real-world patterns — fire-and-forget, bidirectional confirmation, and scatter-gather — with runnable samples.
SRE for Antigravity Agents — Taming Probabilistic Systems with SLOs and Error Budgets
AI agents are probabilistic by nature, so running them in production without SRE thinking is risky. This guide applies SLIs, SLOs, and error budgets to Antigravity agents with working code, and shows why the textbook 14.4x burn-rate alert never fires on a loose SLO.
Antigravity × Multi-Provider LLM Failover — A Production Guide for Gemini, Claude, and Local Gemma
When Gemini returns 503, does your agent stop responding? This guide walks through a production-ready router, circuit breaker, and graded fallback design, with code you can paste in today.