The number that used to end this conversation was twenty dollars. For two years, $20 a month bought you the good model, the coding assistant, the whole thing, and the only real decision was which vendor's personality you preferred. That number is now a trap disguised as a default.

Somewhere in the first half of 2026 the market quietly restructured. OpenAI added a $8-a-month Go tier — ad-supported, up from $6 — as a floor beneath Plus. At the top, flat $100 and $200 plans appeared where none existed as subscriptions before: Anthropic's Max at $100 (5x Pro usage) and $200 (20x), a new ChatGPT Pro at $100 sitting under the old $200 one, Cursor's Ultra at $200. The $20 tier didn't disappear. It got squeezed into the middle, where the middle is the one place a founder is now most likely to overpay or under-buy without noticing.

The mistake is picking by brand. The right question is: what is your bottleneck?

The floor: you are exploring, not shipping#

If your day is mostly reading, prototyping, and the occasional edit, you do not have a throughput problem. You have a curiosity budget. The $8 ChatGPT Go tier or a free plan covers it, and the "limits" everyone complains about are limits you won't hit. The catch is real but survivable: ads, and a leash on how much Codex you get. Pay the floor, feel no guilt, and reassess when the tool starts saying no during actual work.

The middle: the $20 tier is now a bet, not a default#

Twenty dollars — Claude Pro, ChatGPT Plus, Cursor Pro — is still the correct buy for the solo founder who writes code most days, one session at a time, and rarely runs an agent unattended. But it stopped being the automatic answer. It is now a specific bet: that your bottleneck is model quality, not usage headroom.

The tell that the bet is wrong is boring and unmistakable. You hit a cap mid-session. Then again the next day. When that happens two or three times a week during real work, the platform is telling you your bottleneck moved. Don't argue with it — the cap is the signal.

The usage limit is not an annoyance to route around. It is the single most honest piece of pricing information the vendor gives you: it tells you exactly when your bottleneck has changed.

The daily driver: $100 buys a second pair of hands#

The $100 tier — Claude Max 5x, ChatGPT Pro — exists for the founder whose coding agent has become a genuine collaborator: it writes real diffs, you review them, and you're doing that enough that the $20 caps interrupt you. Roughly 5x the usage of the base tier is what you're buying, and if the agent is saving you an hour a day, the math is not close.

But run the other check first. If you code in short, intense bursts and then go dark for days, metered API access is very likely cheaper than $100 flat. The subscription wins on steadiness, not on peak. Bursty usage is the API's home turf.

The ceiling: $200 is throughput, not intelligence#

The thing $200 does not buy is a smarter model. Claude Max's 20x tier, Cursor Ultra, and ChatGPT Pro all sit at $200, and every one of them is selling the same thing: parallelism and unattended runtime. Multiple concurrent agent sessions. Overnight refactors. Long-horizon tasks you kick off and walk away from. If that is your workflow — if you are running agents while you sleep rather than pairing with one while awake — the ceiling is where you live. If it isn't, $200 is a plan a burst coder will never exhaust.

The sleeper decision: a subscription is insurance#

Here is the part the comparison tables miss. The choice between a flat subscription and metered API is usually framed as a cost optimization. It is really a risk decision.

Metered API is cheaper when you code in bursts and stop. But an agent that runs continuously — the exact thing you're paying $100 or $200 to do — meters tokens continuously too, and a loop that misbehaves at 3 a.m. meters them whether or not you're watching. A flat subscription caps that. You are not just buying usage; you are buying a ceiling on your own automation's worst night.

So the real decision tree is short. Exploring? Pay the $8 floor. Shipping solo, daily, awake? The $20 middle, and let a cap tell you when to move. Agent as a second pair of hands? $100. Agents in parallel or overnight? $200, or metered API with an alert and a hard budget — and know that the flat plan is the version that lets you sleep. Pick the tier that matches where your work actually jams. The brand on it barely matters, and it never did.

Prices are as of July 2026 and move often; verify the current plan pages before you buy.