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OpenAI GPT 5.6 Sol vs Prism ML Bonsai 2 27B

Specs, pricing, and capabilities side by side, plus outputs generated from identical prompts, so the only variable between the columns is the model.

Cloud

OpenAI's flagship GPT-5.6 tier — leads the family on every benchmark, for frontier coding, long-horizon agentic work, and research.

Learn more about GPT 5.6 Sol →
Local

Prism ML's 27B vision model trained for ternary weights (-1, 0 or +1), about half the size of a standard 4-bit model at close to full-precision quality, with tool calling, thinking and a 256K context.

Learn more about Bonsai 2 27B →
Overview
Creator
OpenAI
Prism ML
Released
Jul 2026
Oct 2026
Available on
RunwareOpenRouterReplicateOpenAI
Ollama
Model ID
openai/gpt-5.6-sol
ollama:bonsai-2:27b
Specs
Pricing
$2.00 / 1M in · $10.00 / 1M out
Free, runs on your hardware
Inputs
Text, Images
Text, Images
Context window
1.05M in · 128K out
-
Reasoning
Adjustable effort
-
Controls
System prompt
-
Runs locally
Supported OS
-
macOS, Windows, Linux
Minimum machine
-
16 GB RAM · 256K ctx · text+image · GPU recommended
Download size
-
~8.3 GB
Samples
Short answer
Plain language under a hard word cap
42 / 50 words

An API is a set of rules that lets one piece of software ask another for information or actions. For example, a weather app may use an API to request today’s forecast from a weather service, then display the result for you.

48 / 50 words

Think of a car's radio dial. You twist it and music comes out without understanding the antenna or circuitry inside. An API is the same: a simple, agreed-upon way for one program to ask another to do something, without either needing to know how the other works internally.

Medium answer
Judgment, structure, arguing against itself
103 / 150 words

Use a reputable hosted authentication provider. For a two-person startup, authentication is security-critical but rarely differentiating, and building it well requires ongoing work across password storage, account recovery, MFA, session management, abuse prevention, compliance, monitoring, and incident response. A provider lets you launch faster and reduces the chance that a subtle implementation flaw compromises users. Choose one with standards-based integrations and an export path to limit lock-in. The strongest argument against this recommendation is vendor dependency: pricing can rise sharply with user growth, and migrating authentication later can be difficult because password hashes, MFA credentials, sessions, and identity links may not transfer cleanly.

135 / 150 words

Use a hosted provider. You have two people whose only job is shipping your product, and authentication is not that product. A well-vetted service handles password hashing, session management, OAuth, MFA, token rotation, and the endless edge cases that will haunt you at 2 a.m. for years. Your two developers should be building features customers will actually remember, not debugging why a session token silently expired. The strongest argument against: if your product's entire value proposition is user trust or data sovereignty, a hosted provider's custody of credentials contradicts what you are selling. A privacy-conscious user choosing your app because you keep their data theirs will be alienated when a third party holds the keys. In that specific case, you are not building auth to save time; you are building it to deliver the promise.

Long answer
Sustained structure across several points
223 / 190–220 words

AI spending is hard to predict because usage, pricing, and implementation costs can all change quickly. Unlike traditional software, many AI services charge according to consumption: the number of questions asked, documents processed, images created, or computing resources used. A successful pilot can therefore become much more expensive when thousands of employees or customers adopt it. A second cause is uncertainty about which technology will be needed. Different AI models vary greatly in price, speed, and quality, while vendors frequently release new versions and revise commercial terms. Teams may also discover that a cheaper model is adequate for routine work but that sensitive or complex tasks require more costly systems. Third, the model itself is only part of the bill. Reliable AI often requires data preparation, system integration, security controls, testing, human review, monitoring, training, and legal or compliance work. These supporting costs are easy to underestimate, particularly when projects move from demonstration to production. Executives can improve control by funding AI in stages, with clear limits and decision points. Require each project to define expected usage, business value, accuracy needs, and total operating cost. Track spending by team and use case, set alerts and quotas, and review actual costs monthly. Negotiate vendor protections, avoid unnecessary dependence on one provider, and maintain contingency budgets for rapid growth, compliance changes, or unexpected technical work.

205 / 190–220 words

The uncertainty around our AI spending comes from several forces that make traditional forecasting unreliable. First, the technology changes rapidly. Last quarter we evaluated three generative models, and by the time we were ready to commit to one, two had been replaced. Budgets written today may be obsolete in months, and vendors may alter pricing without warning. Second, AI projects resist the fixed-scope approach we use for most software. A model you build for customer support today might be repurposed for internal analytics next quarter, and that repurposing can double compute costs or eliminate them entirely. There is no stable project boundary, so we cannot lock in a cost figure until the work is underway. Third, the talent market is volatile. The engineers who can tune these systems are in such short supply that their compensation, and therefore our payroll, can swing sharply. We may need to poach a specialist at triple market rate just to fill a gap. None of this is a planning failure. It is the nature of the technology. What I would like you to approve is a rolling budget with quarterly checkpoints and a fifteen percent contingency reserve, so we stay funded without pretending we know costs before we do.

Every sample is the model’s first result for the shared scene prompt (no cherry-picking), generated via Runware or Replicate. Hover a copy icon to read the full prompt.

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