buildOne report1 publisher REA, an open-source MCP server for taking software apart, passed 115,000 GitHub stars and 25,000 forks by October 12, according to a dev.to guide. Its case studies are scoped, checkable questions about a game binary and an Electron app, which is the workload to assume when judging what an agent can recover from your builds.
Reality
- Evidence45
- Adoption30
- Hype gap+15
- Incentives50
- Confidence40
buildOne report1 publisher Google prices Gemini 3.8 Flash at $0.75/$3.75 per million input/output tokens through 2026, three-eighths of what partner-only Gemini 4 Argon costs. Building on Flash now works if the later Argon swap moves the thinking settings along with the model name.
Reality
- Evidence55
- Adoption
- Insufficient
- Hype gap0
- Incentives40
- Confidence60
buildConfirmed2 publishers ChatGPT has accepted MCP Events in all plans since OpenAI's DevDay on 29 September 2026, delivered only by HMAC-signed webhook. Swapping a polling tool for events means running subscription storage and callback checks against an experimental spec.
Reality
- Evidence72
- Adoption
- Insufficient
- Hype gap+5
- Incentives40
- Confidence70
buildOne report1 publisher OpenAI plans to shut down Agent Builder on November 30, 2026, so teams that built on it need another place to run their agent loops. The three OpenAI alternatives differ mainly in who runs that loop and who stores its state.
Reality
- Evidence40
- Adoption
- Insufficient
- Hype gap+5
- Incentives35
- Confidence40
buildOne report1 publisher OpenAI's Sign in with ChatGPT lets Plus and Pro users run an app's AI requests on their own plan, up to a weekly cap they set per app. That cap reserves none of the user's quota, so builders still need their own API key for any request the plan cannot cover.
Reality
- Evidence55
- Adoption30
- Hype gap+5
- Incentives30
- Confidence50
buildConfirmed3 publishers Google has put video continuation in front of paying Gemini subscribers with a 10-second context window and a 40-second ceiling, which is enough for a short spot but only if you understand what the model can still see by the fourth segment.
Perspective Coverage
3 publishers
- Builder
- Builder 45%
- Operator
- Operator 33%
- Investor
- Investor 22%
Reality
- Evidence60
- Adoption45
- Hype gap+22
- Incentives72
- Confidence66
buildOne report1 publisher Any harness that refreshes the date in its system prompt or slips a status line into the transcript between turns now gets a 400 instead of a completion, which makes append-only history the fix rather than a retry loop.
Reality
- Evidence57
- Adoption34
- Hype gap−12
- Incentives51
- Confidence55
buildOne report1 publisher dev.to dates general availability to 20 August 2026: no beta header, versions with their own endpoints. Every new version still means re-uploading every file, and custom skills stay workspace-scoped.
Reality
- Evidence32
- Adoption
- Insufficient
- Hype gap+18
- Incentives62
- Confidence34