Calculator for Grading
Grades from questions wrong, final exam score needed, weighted grades, GPA, SAT/ACT/MCAT scores.
What it does
Calculator for Grading is an MCP server, a connector that lets an AI assistant use it as a tool. It is hosted: an assistant connects to it over the internet, nothing to install.
No capability identified yet from its description.
Facts come from the Official MCP Registry, as declared by the publisher. Capabilities are matched automatically (low confidence). None of this is a test of the tool.
At a glance
How to connect
As declared in the Official MCP Registry · hosted endpoint tested by Electra Index 1h ago (live check)Hosted endpoint
https://calculatorforgrading.com/mcp?src=mcpstreamable-http
In Claude Code: claude mcp add --transport http calculator-for-grading https://calculatorforgrading.com/mcp?src=mcp
MCP settings (Claude Desktop, Cursor and other MCP clients)
{
"mcpServers": {
"calculator-for-grading": {
"url": "https://calculatorforgrading.com/mcp?src=mcp"
}
}
}Live check
Electra Index connected to the hosted endpoint 1h agoONLINE Calculator for Grading answered an MCP connection on 24 Oct 2026 and introduced itself as calculatorforgrading 1.1.0 (MCP protocol 2025-06-18).
6 tools offered to AI assistants
grade_calculator· Use this when a student or teacher wants the percent and letter grade for a test from the number of questions wrong (or correct), e.g. "7 wrong out of 40". Returns the percent, the letter on the chosen scale, how many more correct answers rfinal_grade_needed· Use this when a student asks what score they need on a final exam (or last assignment) to reach a target grade, given the current grade and how much the final counts. Returns the needed percent, whether it is secured or out of reach, what aweighted_grade· Use this when a student wants the weighted course grade from categories such as homework 20%, tests 50%, final 30%. Each row has a score (percent, a fraction like 45/50, or a letter) and a weight; rows without a score count as still open. Rgpa_calculator· Use this when a student wants their GPA from letter grades and credits, high school (honors +0.5, AP/IB +1.0 on passing grades, weighted and unweighted) or college (credit hours, unweighted). Returns unweighted and weighted GPA with the poitest_score_calculator· Use this when a student wants a score from a published practice test: SAT (College Board digital practice tests 4-11, correct answers per section to score ranges), ACT (practice tests 1-4 and the National test, correct answers per section tgrading_scale_facts· Use this when someone asks what a grading scale is: the 10-point scale (A 90-100), the 7-point scale (A 93-100), the plus-minus scale with GPA points on 4.0 and 4.3, or the College Board percent-to-GPA table. Returns the cut-offs, the named
What "online" means: the server answered an MCP connection at the time of the check. It is not a guarantee of security, quality or continuous uptime. How we test: we open an MCP session and ask for the tool list, as an AI assistant would. We never run a tool and never send a key. Checked every few days. Method
Is this your server? Monitoring Pro: a check every 30 minutes and an email within the hour when it stops answering. Launch offer: $39.99 once, for life.
Facts & evidence
Each fact shows where it was seen and when.| Fact | Value | Evidence | Source | Last confirmed |
|---|---|---|---|---|
| Hosted endpoint | https://calculatorforgrading.com/mcp?src=mcp | DECLARED | SRC-001 Official MCP Registry | 1h ago |
| Local install (package) | no | DECLARED | SRC-001 Official MCP Registry | 1h ago |
| Remote access (hosted) | yes | DECLARED | SRC-001 Official MCP Registry | 1h ago |
| Website | https://calculatorforgrading.com/ai-assistants/ | DECLARED | SRC-001 Official MCP Registry | 1h ago |
| Registry status | active | DECLARED | SRC-001 Official MCP Registry | 1h ago |
| Version | 1.1.0 | DECLARED | SRC-001 Official MCP Registry | 1h ago |
| MCP server | yes | DECLARED | SRC-001 Official MCP Registry | 1h ago |
Change history
- NEW24 Oct 2026first seen in the index
Is this page accurate?
Flag it and our robot re-checks the official source. Reports never change a score.Is Calculator for Grading still online?
Free alerts · no accountQuestions about Calculator for Grading
How do I connect Calculator for Grading?
Use the hosted endpoint https://calculatorforgrading.com/mcp?src=mcp in your assistant's MCP settings. The exact settings are in "How to connect" above, as declared in the Official MCP Registry.
What tools does Calculator for Grading offer?
When Electra Index connected on 24 Oct 2026, it listed 6 tools: grade_calculator, final_grade_needed, weighted_grade, gpa_calculator, test_score_calculator, grading_scale_facts. The full list is in "Live check" above.
Is Calculator for Grading online?
Yes. Its hosted endpoint answered an MCP connection from Electra Index 1h ago.